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I'm attempting to get 1.13.2 - 25.0.107. I get the Installer, Install client, and after downloading these certain libraries fail. It's 21 libraries and I have already tried a few basic ways to resolve it. Any help getting these to download?

Screenshot (77).png

Posted (edited)

I dont know much about this, I'm pretty sure this is the installer log correct me if I'm wrong

 

 

java.net.preferIPv4Stack=true
Extracting json
Extracting json
Considering minecraft client jar
Considering minecraft client jar
Downloading libraries
Downloading libraries
Considering library net.minecraftforge:forge:1.13.2-25.0.107
  Extracting library from /maven/net/minecraftforge/forge/1.13.2-25.0.107/forge-1.13.2-25.0.107.jar
    Extraction completed: Checksum validated.
Considering library com.paulscode:soundsystem:201809301515
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:6.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:6.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:6.2
  File exists: Checksum validated.
Considering library cpw.mods:modlauncher:0.12.1
  File exists: Checksum validated.
Considering library net.minecraftforge:accesstransformers:0.15.0-shadowed
  File exists: Checksum validated.
Considering library net.minecraftforge:eventbus:0.8.1-service
  File exists: Checksum validated.
Considering library net.minecraftforge:forgespi:0.11.0
  File exists: Checksum validated.
Considering library net.minecraftforge:coremods:0.4.1
  File exists: Checksum validated.
Considering library net.minecraftforge:unsafe:0.2.0
  File exists: Checksum validated.
Considering library com.electronwill.night-config:core:3.5.0
  File exists: Checksum validated.
Considering library com.electronwill.night-config:toml:3.5.0
  File exists: Checksum validated.
Considering library org.jline:jline:3.9.0
  File exists: Checksum validated.
Considering library org.apache.maven:maven-artifact:3.6.0
  File exists: Checksum validated.
Considering library net.jodah:typetools:0.6.0
  File exists: Checksum validated.
Considering library java3d:vecmath:1.5.2
  File exists: Checksum validated.
Considering library org.apache.logging.log4j:log4j-api:2.11.1
  File exists: Checksum validated.
Considering library org.apache.logging.log4j:log4j-core:2.11.1
  File exists: Checksum validated.
Considering library net.minecrell:terminalconsoleappender:1.1.1
  File exists: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:5.0.4
  File exists: Checksum validated.
Considering library com.github.jponge:lzma-java:1.3
  Downloading library from https://files.minecraftforge.net/maven/com/github/jponge/lzma-java/1.3/lzma-java-1.3.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.google.code.findbugs:jsr305:3.0.2
  Downloading library from https://files.minecraftforge.net/maven/com/google/code/findbugs/jsr305/3.0.2/jsr305-3.0.2.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.google.code.gson:gson:2.8.0
  File exists: Checksum validated.
Considering library com.google.errorprone:error_prone_annotations:2.1.3
  Downloading library from https://files.minecraftforge.net/maven/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.google.guava:guava:20.0
  Downloading library from https://files.minecraftforge.net/maven/com/google/guava/guava/20.0/guava-20.0.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.google.guava:guava:25.1-jre
  Downloading library from https://files.minecraftforge.net/maven/com/google/guava/guava/25.1-jre/guava-25.1-jre.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.google.j2objc:j2objc-annotations:1.1
  Downloading library from https://files.minecraftforge.net/maven/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library com.nothome:javaxdelta:2.0.1
  Downloading library from https://files.minecraftforge.net/maven/com/nothome/javaxdelta/2.0.1/javaxdelta-2.0.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library commons-io:commons-io:2.4
  File exists: Checksum validated.
Considering library de.oceanlabs.mcp:mcp_config:1.13.2-20190213.203750@zip
  Downloading library from https://files.minecraftforge.net/maven/de/oceanlabs/mcp/mcp_config/1.13.2-20190213.203750/mcp_config-1.13.2-20190213.203750.zip
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.md-5:SpecialSource:1.8.3
  Downloading library from https://files.minecraftforge.net/maven/net/md-5/SpecialSource/1.8.3/SpecialSource-1.8.3.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.minecraftforge:binarypatcher:1.0.5
  Downloading library from https://files.minecraftforge.net/maven/net/minecraftforge/binarypatcher/1.0.5/binarypatcher-1.0.5.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.minecraftforge:forge:1.13.2-25.0.107:universal
  Extracting library from /maven/net/minecraftforge/forge/1.13.2-25.0.107/forge-1.13.2-25.0.107-universal.jar
    Extraction completed: Checksum validated.
Considering library net.minecraftforge:installertools:1.0.3
  Downloading library from https://files.minecraftforge.net/maven/net/minecraftforge/installertools/1.0.3/installertools-1.0.3.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.minecraftforge:jarsplitter:1.1.0
  Downloading library from https://files.minecraftforge.net/maven/net/minecraftforge/jarsplitter/1.1.0/jarsplitter-1.1.0.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.sf.jopt-simple:jopt-simple:4.9
  Downloading library from https://files.minecraftforge.net/maven/net/sf/jopt-simple/jopt-simple/4.9/jopt-simple-4.9.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library net.sf.jopt-simple:jopt-simple:5.0.4
  File exists: Checksum validated.
Considering library net.sf.opencsv:opencsv:2.3
  Downloading library from https://files.minecraftforge.net/maven/net/sf/opencsv/opencsv/2.3/opencsv-2.3.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.checkerframework:checker-qual:2.0.0
  Downloading library from https://files.minecraftforge.net/maven/org/checkerframework/checker-qual/2.0.0/checker-qual-2.0.0.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.codehaus.mojo:animal-sniffer-annotations:1.14
  Downloading library from https://files.minecraftforge.net/maven/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.ow2.asm:asm-analysis:6.1.1
  Downloading library from https://files.minecraftforge.net/maven/org/ow2/asm/asm-analysis/6.1.1/asm-analysis-6.1.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.ow2.asm:asm-commons:6.1.1
  Downloading library from https://files.minecraftforge.net/maven/org/ow2/asm/asm-commons/6.1.1/asm-commons-6.1.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.ow2.asm:asm-tree:6.1.1
  Downloading library from https://files.minecraftforge.net/maven/org/ow2/asm/asm-tree/6.1.1/asm-tree-6.1.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library org.ow2.asm:asm:6.1.1
  Downloading library from https://files.minecraftforge.net/maven/org/ow2/asm/asm/6.1.1/asm-6.1.1.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
Considering library trove:trove:1.0.2
  Downloading library from https://files.minecraftforge.net/maven/trove/trove/1.0.2/trove-1.0.2.jar
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.ssl.Alerts.getSSLException(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
    at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
    at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
    at sun.security.ssl.Handshaker.processLoop(Unknown Source)
    at sun.security.ssl.Handshaker.process_record(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
    at sun.net.www.protocol.https.HttpsClient.afterConnect(Unknown Source)
    at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(Unknown Source)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:204)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:145)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:135)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:124)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:107)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:431)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:162)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:135)
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
    at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
    at sun.security.validator.Validator.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
    at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
    ... 23 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
    at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)
    at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
    at java.security.cert.CertPathBuilder.build(Unknown Source)
    ... 29 more
These libraries failed to download. Try again.

com.github.jponge:lzma-java:1.3
com.google.code.findbugs:jsr305:3.0.2
com.google.errorprone:error_prone_annotations:2.1.3
com.google.guava:guava:20.0
com.google.guava:guava:25.1-jre
com.google.j2objc:j2objc-annotations:1.1
com.nothome:javaxdelta:2.0.1
de.oceanlabs.mcp:mcp_config:1.13.2-20190213.203750@zip
net.md-5:SpecialSource:1.8.3
net.minecraftforge:binarypatcher:1.0.5
net.minecraftforge:installertools:1.0.3
net.minecraftforge:jarsplitter:1.1.0
net.sf.jopt-simple:jopt-simple:4.9
net.sf.opencsv:opencsv:2.3
org.checkerframework:checker-qual:2.0.0
org.codehaus.mojo:animal-sniffer-annotations:1.14
org.ow2.asm:asm-analysis:6.1.1
org.ow2.asm:asm-commons:6.1.1
org.ow2.asm:asm-tree:6.1.1
org.ow2.asm:asm:6.1.1
trove:trove:1.0.2
These libraries failed to download. Try again.

com.github.jponge:lzma-java:1.3
com.google.code.findbugs:jsr305:3.0.2
com.google.errorprone:error_prone_annotations:2.1.3
com.google.guava:guava:20.0
com.google.guava:guava:25.1-jre
com.google.j2objc:j2objc-annotations:1.1
com.nothome:javaxdelta:2.0.1
de.oceanlabs.mcp:mcp_config:1.13.2-20190213.203750@zip
net.md-5:SpecialSource:1.8.3
net.minecraftforge:binarypatcher:1.0.5
net.minecraftforge:installertools:1.0.3
net.minecraftforge:jarsplitter:1.1.0
net.sf.jopt-simple:jopt-simple:4.9
net.sf.opencsv:opencsv:2.3
org.checkerframework:checker-qual:2.0.0
org.codehaus.mojo:animal-sniffer-annotations:1.14
org.ow2.asm:asm-analysis:6.1.1
org.ow2.asm:asm-commons:6.1.1
org.ow2.asm:asm-tree:6.1.1
org.ow2.asm:asm:6.1.1
trove:trove:1.0.2
 

 

Edited by WaGe
misinformation
Posted

Update Java

This is my Forum Signature, I am currently attempting to transform it into a small guide for fixing easier issues using spoiler blocks to keep things tidy.

 

As the most common issue I feel I should put this outside the main bulk:

The only official source for Forge is https://files.minecraftforge.net, and the only site I trust for getting mods is CurseForge.

If you use any site other than these, please take a look at the StopModReposts project and install their browser extension, I would also advise running a virus scan.

 

For players asking for assistance with Forge please expand the spoiler below and read the appropriate section(s) in its/their entirety.

  Reveal hidden contents

 

Posted

This is my Forum Signature, I am currently attempting to transform it into a small guide for fixing easier issues using spoiler blocks to keep things tidy.

 

As the most common issue I feel I should put this outside the main bulk:

The only official source for Forge is https://files.minecraftforge.net, and the only site I trust for getting mods is CurseForge.

If you use any site other than these, please take a look at the StopModReposts project and install their browser extension, I would also advise running a virus scan.

 

For players asking for assistance with Forge please expand the spoiler below and read the appropriate section(s) in its/their entirety.

  Reveal hidden contents

 

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