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Posted

I don't usually get errors when installing forge, but I recently received an installation error saying the following:

"Failed to run processor: 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. See log for more details."

I have the log below if anyone needs it.

If there's anyway to fix the problem, please let me know!

I was downloading the 1.19.2 version of Forge!

 

 

 

 

 

JVM info: Oracle Corporation - 1.8.0_71 - 25.71-b15
java.net.preferIPv4Stack=true
Found java version 1.8.0_71
Added Lets Encrypt root certificates as additional trust
Extracting json
Considering minecraft client jar
Downloading libraries
Found 0 additional library directories
Considering library cpw.mods:securejarhandler:2.1.4
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-util:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.3
  File exists: Checksum validated.
Considering library net.minecraftforge:accesstransformers:8.0.4
  File exists: Checksum validated.
Considering library org.antlr:antlr4-runtime:4.9.1
  File exists: Checksum validated.
Considering library net.minecraftforge:eventbus:6.0.3
  File exists: Checksum validated.
Considering library net.minecraftforge:forgespi:6.0.0
  File exists: Checksum validated.
Considering library net.minecraftforge:coremods:5.0.1
  File exists: Checksum validated.
Considering library cpw.mods:modlauncher:10.0.8
  File exists: Checksum validated.
Considering library net.minecraftforge:unsafe:0.2.0
  File exists: Checksum validated.
Considering library com.electronwill.night-config:core:3.6.4
  File exists: Checksum validated.
Considering library com.electronwill.night-config:toml:3.6.4
  File exists: Checksum validated.
Considering library org.apache.maven:maven-artifact:3.8.5
  File exists: Checksum validated.
Considering library net.jodah:typetools:0.8.3
  File exists: Checksum validated.
Considering library net.minecrell:terminalconsoleappender:1.2.0
  File exists: Checksum validated.
Considering library org.jline:jline-reader:3.12.1
  File exists: Checksum validated.
Considering library org.jline:jline-terminal:3.12.1
  File exists: Checksum validated.
Considering library org.spongepowered:mixin:0.8.5
  File exists: Checksum validated.
Considering library org.openjdk.nashorn:nashorn-core:15.3
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarSelector:0.3.16
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarMetadata:0.3.16
  File exists: Checksum validated.
Considering library cpw.mods:bootstraplauncher:1.1.2
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarFileSystems:0.3.16
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlloader:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library com.github.jponge:lzma-java:1.3
  File exists: Checksum validated.
Considering library com.google.code.findbugs:jsr305:3.0.2
  File exists: Checksum validated.
Considering library com.google.code.gson:gson:2.8.7
  File exists: Checksum validated.
Considering library com.google.errorprone:error_prone_annotations:2.1.3
  File exists: Checksum validated.
Considering library com.google.guava:guava:20.0
  File exists: Checksum validated.
Considering library com.google.guava:guava:25.1-jre
  File exists: Checksum validated.
Considering library com.google.j2objc:j2objc-annotations:1.1
  File exists: Checksum validated.
Considering library com.nothome:javaxdelta:2.0.1
  File exists: Checksum validated.
Considering library com.opencsv:opencsv:4.4
  File exists: Checksum validated.
Considering library commons-beanutils:commons-beanutils:1.9.3
  File exists: Checksum validated.
Considering library commons-collections:commons-collections:3.2.2
  File exists: Checksum validated.
Considering library commons-io:commons-io:2.4
  File exists: Checksum validated.
Considering library commons-logging:commons-logging:1.2
  File exists: Checksum validated.
Considering library de.oceanlabs.mcp:mcp_config:1.19.2-20220805.130853@zip
  File exists: Checksum validated.
Considering library de.siegmar:fastcsv:2.0.0
  File exists: Checksum validated.
Considering library net.md-5:SpecialSource:1.11.0
  File exists: Checksum validated.
Considering library net.minecraftforge:ForgeAutoRenamingTool:0.1.22:all
  File exists: Checksum validated.
Considering library net.minecraftforge:binarypatcher:1.1.1
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlcore:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlloader:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:forge:1.19.2-43.1.7:universal
  File exists: Checksum validated.
Considering library net.minecraftforge:installertools:1.3.0
  File exists: Checksum validated.
Considering library net.minecraftforge:jarsplitter:1.1.4
  File exists: Checksum validated.
Considering library net.minecraftforge:javafmllanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:lowcodelanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:mclanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.11
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.3
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.9
  File exists: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:5.0.4
  File exists: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:6.0-alpha-3
  File exists: Checksum validated.
Considering library org.apache.commons:commons-collections4:4.2
  File exists: Checksum validated.
Considering library org.apache.commons:commons-lang3:3.8.1
  File exists: Checksum validated.
Considering library org.apache.commons:commons-text:1.3
  File exists: Checksum validated.
Considering library org.checkerframework:checker-qual:2.0.0
  File exists: Checksum validated.
Considering library org.codehaus.mojo:animal-sniffer-annotations:1.14
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.3
  File exists: Checksum validated.
Considering library trove:trove:1.0.2
  File exists: Checksum validated.
Created Temporary Directory: C:\Users\Stephan\AppData\Local\Temp\forge_installer3197293223947484337
  Extracting: /data/client.lzma
Building Processors
===============================================================================
  MainClass: net.minecraftforge.installertools.ConsoleTool
  Classpath:
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\installertools\1.3.0\installertools-1.3.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\md-5\SpecialSource\1.11.0\SpecialSource-1.11.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\5.0.4\jopt-simple-5.0.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.8.7\gson-2.8.7.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\siegmar\fastcsv\2.0.0\fastcsv-2.0.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\srgutils\0.4.11\srgutils-0.4.11.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-commons\9.3\asm-commons-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\20.0\guava-20.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\opencsv\opencsv\4.4\opencsv-4.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-analysis\9.3\asm-analysis-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-tree\9.3\asm-tree-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm\9.3\asm-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-text\1.3\commons-text-1.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.8.1\commons-lang3-3.8.1.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-beanutils\commons-beanutils\1.9.3\commons-beanutils-1.9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-collections4\4.2\commons-collections4-4.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.2\commons-logging-1.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-collections\commons-collections\3.2.2\commons-collections-3.2.2.jar
  Args: --task, MCP_DATA, --input, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853.zip, --output, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853-mappings.txt, --key, mappings
Task: MCP_DATA
Input:  C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853.zip
Output: C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853-mappings.txt
Key:    mappings
Extracting: config/joined.tsrg
===============================================================================
  MainClass: net.minecraftforge.installertools.ConsoleTool
  Classpath:
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\installertools\1.3.0\installertools-1.3.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\md-5\SpecialSource\1.11.0\SpecialSource-1.11.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\5.0.4\jopt-simple-5.0.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.8.7\gson-2.8.7.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\siegmar\fastcsv\2.0.0\fastcsv-2.0.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\srgutils\0.4.11\srgutils-0.4.11.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-commons\9.3\asm-commons-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\20.0\guava-20.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\opencsv\opencsv\4.4\opencsv-4.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-analysis\9.3\asm-analysis-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-tree\9.3\asm-tree-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm\9.3\asm-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-text\1.3\commons-text-1.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.8.1\commons-lang3-3.8.1.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-beanutils\commons-beanutils\1.9.3\commons-beanutils-1.9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-collections4\4.2\commons-collections4-4.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.2\commons-logging-1.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-collections\commons-collections\3.2.2\commons-collections-3.2.2.jar
  Args: --task, DOWNLOAD_MOJMAPS, --version, 1.19.2, --side, client, --output, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraft\client\1.19.2-20220805.130853\client-1.19.2-20220805.130853-mappings.txt
Task: DOWNLOAD_MOJMAPS
MC Version: 1.19.2
Side:       client
Output:     C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraft\client\1.19.2-20220805.130853\client-1.19.2-20220805.130853-mappings.txt
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 sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source)
    at java.net.URL.openStream(Unknown Source)
    at net.minecraftforge.installertools.DownloadMojmaps.process(DownloadMojmaps.java:65)
    at net.minecraftforge.installertools.ConsoleTool.main(ConsoleTool.java:55)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraftforge.installer.actions.PostProcessors.process(PostProcessors.java:226)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:144)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:423)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:175)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:147)
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)
    ... 25 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)
    ... 31 more
Failed to run processor: 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
See log for more details.

Update your java to a recent version.

Boilerplate:

If you don't post your logs/debug.log we can't help you. For curseforge you need to enable the forge debug.log in its minecraft settings. You should also post your crash report if you have one.

If there is no error in the log file and you don't have a crash report then post the launcher_log.txt from the minecraft folder. Again for curseforge this will be in your curseforge/minecraft/Install

Large files should be posted to a file sharing site like https://gist.github.com  You should also read the support forum sticky post.

  • Author
13 hours ago, warjort said:

Update your java to a recent version.

I've tried doing that, but it still wouldn't install.

I even tried manually deleting the 1.19.2 versions folder and then reinstalling it, but the error still occurred.

Can't help you if you don't show the new log. We have no psychic powers.

Also, post your c:\windows\system32\drivers\etc\hosts - replace c:\windows with wherever you have windows installed

Boilerplate:

If you don't post your logs/debug.log we can't help you. For curseforge you need to enable the forge debug.log in its minecraft settings. You should also post your crash report if you have one.

If there is no error in the log file and you don't have a crash report then post the launcher_log.txt from the minecraft folder. Again for curseforge this will be in your curseforge/minecraft/Install

Large files should be posted to a file sharing site like https://gist.github.com  You should also read the support forum sticky post.

  • Author
2 minutes ago, warjort said:

Can't help you if you don't show the new log. We have no psychic powers.

Also, post your c:\windows\system32\drivers\etc\hosts - replace c:\windows with wherever you have windows installed

Here's the recent log from today.

JVM info: Oracle Corporation - 1.8.0_71 - 25.71-b15
java.net.preferIPv4Stack=true
Found java version 1.8.0_71
Added Lets Encrypt root certificates as additional trust
Extracting json
Considering minecraft client jar
Downloading libraries
Found 0 additional library directories
Considering library cpw.mods:securejarhandler:2.1.4
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-util:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.3
  File exists: Checksum validated.
Considering library net.minecraftforge:accesstransformers:8.0.4
  File exists: Checksum validated.
Considering library org.antlr:antlr4-runtime:4.9.1
  File exists: Checksum validated.
Considering library net.minecraftforge:eventbus:6.0.3
  File exists: Checksum validated.
Considering library net.minecraftforge:forgespi:6.0.0
  File exists: Checksum validated.
Considering library net.minecraftforge:coremods:5.0.1
  File exists: Checksum validated.
Considering library cpw.mods:modlauncher:10.0.8
  File exists: Checksum validated.
Considering library net.minecraftforge:unsafe:0.2.0
  File exists: Checksum validated.
Considering library com.electronwill.night-config:core:3.6.4
  File exists: Checksum validated.
Considering library com.electronwill.night-config:toml:3.6.4
  File exists: Checksum validated.
Considering library org.apache.maven:maven-artifact:3.8.5
  File exists: Checksum validated.
Considering library net.jodah:typetools:0.8.3
  File exists: Checksum validated.
Considering library net.minecrell:terminalconsoleappender:1.2.0
  File exists: Checksum validated.
Considering library org.jline:jline-reader:3.12.1
  File exists: Checksum validated.
Considering library org.jline:jline-terminal:3.12.1
  File exists: Checksum validated.
Considering library org.spongepowered:mixin:0.8.5
  File exists: Checksum validated.
Considering library org.openjdk.nashorn:nashorn-core:15.3
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarSelector:0.3.16
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarMetadata:0.3.16
  File exists: Checksum validated.
Considering library cpw.mods:bootstraplauncher:1.1.2
  File exists: Checksum validated.
Considering library net.minecraftforge:JarJarFileSystems:0.3.16
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlloader:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library com.github.jponge:lzma-java:1.3
  File exists: Checksum validated.
Considering library com.google.code.findbugs:jsr305:3.0.2
  File exists: Checksum validated.
Considering library com.google.code.gson:gson:2.8.7
  File exists: Checksum validated.
Considering library com.google.errorprone:error_prone_annotations:2.1.3
  File exists: Checksum validated.
Considering library com.google.guava:guava:20.0
  File exists: Checksum validated.
Considering library com.google.guava:guava:25.1-jre
  File exists: Checksum validated.
Considering library com.google.j2objc:j2objc-annotations:1.1
  File exists: Checksum validated.
Considering library com.nothome:javaxdelta:2.0.1
  File exists: Checksum validated.
Considering library com.opencsv:opencsv:4.4
  File exists: Checksum validated.
Considering library commons-beanutils:commons-beanutils:1.9.3
  File exists: Checksum validated.
Considering library commons-collections:commons-collections:3.2.2
  File exists: Checksum validated.
Considering library commons-io:commons-io:2.4
  File exists: Checksum validated.
Considering library commons-logging:commons-logging:1.2
  File exists: Checksum validated.
Considering library de.oceanlabs.mcp:mcp_config:1.19.2-20220805.130853@zip
  File exists: Checksum validated.
Considering library de.siegmar:fastcsv:2.0.0
  File exists: Checksum validated.
Considering library net.md-5:SpecialSource:1.11.0
  File exists: Checksum validated.
Considering library net.minecraftforge:ForgeAutoRenamingTool:0.1.22:all
  File exists: Checksum validated.
Considering library net.minecraftforge:binarypatcher:1.1.1
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlcore:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:fmlloader:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:forge:1.19.2-43.1.7:universal
  File exists: Checksum validated.
Considering library net.minecraftforge:installertools:1.3.0
  File exists: Checksum validated.
Considering library net.minecraftforge:jarsplitter:1.1.4
  File exists: Checksum validated.
Considering library net.minecraftforge:javafmllanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:lowcodelanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:mclanguage:1.19.2-43.1.7
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.11
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.3
  File exists: Checksum validated.
Considering library net.minecraftforge:srgutils:0.4.9
  File exists: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:5.0.4
  File exists: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:6.0-alpha-3
  File exists: Checksum validated.
Considering library org.apache.commons:commons-collections4:4.2
  File exists: Checksum validated.
Considering library org.apache.commons:commons-lang3:3.8.1
  File exists: Checksum validated.
Considering library org.apache.commons:commons-text:1.3
  File exists: Checksum validated.
Considering library org.checkerframework:checker-qual:2.0.0
  File exists: Checksum validated.
Considering library org.codehaus.mojo:animal-sniffer-annotations:1.14
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-analysis:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-commons:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm-tree:9.3
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.2
  File exists: Checksum validated.
Considering library org.ow2.asm:asm:9.3
  File exists: Checksum validated.
Considering library trove:trove:1.0.2
  File exists: Checksum validated.
Created Temporary Directory: C:\Users\Stephan\AppData\Local\Temp\forge_installer4391560433522527421
  Extracting: /data/client.lzma
Building Processors
===============================================================================
  MainClass: net.minecraftforge.installertools.ConsoleTool
  Classpath:
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\installertools\1.3.0\installertools-1.3.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\md-5\SpecialSource\1.11.0\SpecialSource-1.11.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\5.0.4\jopt-simple-5.0.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.8.7\gson-2.8.7.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\siegmar\fastcsv\2.0.0\fastcsv-2.0.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\srgutils\0.4.11\srgutils-0.4.11.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-commons\9.3\asm-commons-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\20.0\guava-20.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\opencsv\opencsv\4.4\opencsv-4.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-analysis\9.3\asm-analysis-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-tree\9.3\asm-tree-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm\9.3\asm-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-text\1.3\commons-text-1.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.8.1\commons-lang3-3.8.1.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-beanutils\commons-beanutils\1.9.3\commons-beanutils-1.9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-collections4\4.2\commons-collections4-4.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.2\commons-logging-1.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-collections\commons-collections\3.2.2\commons-collections-3.2.2.jar
  Args: --task, MCP_DATA, --input, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853.zip, --output, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853-mappings.txt, --key, mappings
Task: MCP_DATA
Input:  C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853.zip
Output: C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\oceanlabs\mcp\mcp_config\1.19.2-20220805.130853\mcp_config-1.19.2-20220805.130853-mappings.txt
Key:    mappings
Extracting: config/joined.tsrg
===============================================================================
  MainClass: net.minecraftforge.installertools.ConsoleTool
  Classpath:
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\installertools\1.3.0\installertools-1.3.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\md-5\SpecialSource\1.11.0\SpecialSource-1.11.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\5.0.4\jopt-simple-5.0.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.8.7\gson-2.8.7.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\de\siegmar\fastcsv\2.0.0\fastcsv-2.0.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\srgutils\0.4.11\srgutils-0.4.11.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-commons\9.3\asm-commons-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\20.0\guava-20.0.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\com\opencsv\opencsv\4.4\opencsv-4.4.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-analysis\9.3\asm-analysis-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-tree\9.3\asm-tree-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm\9.3\asm-9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-text\1.3\commons-text-1.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.8.1\commons-lang3-3.8.1.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-beanutils\commons-beanutils\1.9.3\commons-beanutils-1.9.3.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-collections4\4.2\commons-collections4-4.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.2\commons-logging-1.2.jar
    C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\commons-collections\commons-collections\3.2.2\commons-collections-3.2.2.jar
  Args: --task, DOWNLOAD_MOJMAPS, --version, 1.19.2, --side, client, --output, C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraft\client\1.19.2-20220805.130853\client-1.19.2-20220805.130853-mappings.txt
Task: DOWNLOAD_MOJMAPS
MC Version: 1.19.2
Side:       client
Output:     C:\Users\Stephan\AppData\Roaming\.minecraft\libraries\net\minecraft\client\1.19.2-20220805.130853\client-1.19.2-20220805.130853-mappings.txt
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 sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source)
	at java.net.URL.openStream(Unknown Source)
	at net.minecraftforge.installertools.DownloadMojmaps.process(DownloadMojmaps.java:65)
	at net.minecraftforge.installertools.ConsoleTool.main(ConsoleTool.java:55)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at net.minecraftforge.installer.actions.PostProcessors.process(PostProcessors.java:226)
	at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:144)
	at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:423)
	at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:175)
	at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:147)
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)
	... 25 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)
	... 31 more
Failed to run processor: 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
See log for more details.

 

 

 

 

 

Quote

JVM info: Oracle Corporation - 1.8.0_71 - 25.71-b15

You are still using an old version of java. The latest is build 351

https://www.oracle.com/java/technologies/javase/8all-relnotes.html

The ssl trust certificates included in your version have expired.

Boilerplate:

If you don't post your logs/debug.log we can't help you. For curseforge you need to enable the forge debug.log in its minecraft settings. You should also post your crash report if you have one.

If there is no error in the log file and you don't have a crash report then post the launcher_log.txt from the minecraft folder. Again for curseforge this will be in your curseforge/minecraft/Install

Large files should be posted to a file sharing site like https://gist.github.com  You should also read the support forum sticky post.

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