1.15.2 Forge failing to download libraries

[MayoBandit]

Attempting to install 1.15.2 forge and it's failing to install some libraries.

I've updated Java to the latest version and reinstalled Minecraft all together.

Here's the log.

Spoiler

JVM info: Temurin - 1.8.0_312 - 25.312-b07
java.net.preferIPv4Stack=true
Found java version 1.8.0_312
Extracting json
Considering minecraft client jar
Downloading libraries
Considering library net.minecraftforge:forge:1.15.2-31.2.0
  Extracting library from /maven/net/minecraftforge/forge/1.15.2-31.2.0/forge-1.15.2-31.2.0.jar
    Extraction completed: Checksum validated.
Considering library org.ow2.asm:asm:7.2
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm/7.2/asm-7.2.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm-commons:7.2
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm-commons/7.2/asm-commons-7.2.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm-tree:7.2
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm-tree/7.2/asm-tree-7.2.jar
    Download completed: Checksum validated.
Considering library cpw.mods:modlauncher:5.1.0
  Downloading library from https://maven.minecraftforge.net/cpw/mods/modlauncher/5.1.0/modlauncher-5.1.0.jar
    Download completed: Checksum validated.
Considering library cpw.mods:grossjava9hacks:1.3.0
  Downloading library from https://maven.minecraftforge.net/cpw/mods/grossjava9hacks/1.3.0/grossjava9hacks-1.3.0.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:accesstransformers:2.1.1-shadowed
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/accesstransformers/2.1.1-shadowed/accesstransformers-2.1.1-shadowed.jar
java.io.FileNotFoundException: https://maven.minecraftforge.net/net/minecraftforge/accesstransformers/2.1.1-shadowed/accesstransformers-2.1.1-shadowed.jar
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1947)
    at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1942)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1941)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1511)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1495)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:268)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:146)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:134)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:123)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:108)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:428)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:170)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:143)
Caused by: java.io.FileNotFoundException: https://maven.minecraftforge.net/net/minecraftforge/accesstransformers/2.1.1-shadowed/accesstransformers-2.1.1-shadowed.jar
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1893)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1495)
    at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(HttpsURLConnectionImpl.java:352)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:203)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:144)
    ... 7 more
Considering library net.minecraftforge:eventbus:2.2.0-service
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/eventbus/2.2.0-service/eventbus-2.2.0-service.jar
java.io.FileNotFoundException: https://maven.minecraftforge.net/net/minecraftforge/eventbus/2.2.0-service/eventbus-2.2.0-service.jar
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
    at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1947)
    at sun.net.www.protocol.http.HttpURLConnection$10.run(HttpURLConnection.java:1942)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1941)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1511)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1495)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:268)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:146)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:134)
    at net.minecraftforge.installer.DownloadUtils.downloadLibrary(DownloadUtils.java:123)
    at net.minecraftforge.installer.actions.Action.downloadLibraries(Action.java:79)
    at net.minecraftforge.installer.actions.ClientInstall.run(ClientInstall.java:108)
    at net.minecraftforge.installer.InstallerPanel.run(InstallerPanel.java:428)
    at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:170)
    at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:143)
Caused by: java.io.FileNotFoundException: https://maven.minecraftforge.net/net/minecraftforge/eventbus/2.2.0-service/eventbus-2.2.0-service.jar
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1893)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1495)
    at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)
    at sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(HttpsURLConnectionImpl.java:352)
    at net.minecraftforge.installer.DownloadUtils.getConnection(DownloadUtils.java:203)
    at net.minecraftforge.installer.DownloadUtils.download(DownloadUtils.java:144)
    ... 7 more
Considering library net.minecraftforge:forgespi:2.1.2
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/forgespi/2.1.2/forgespi-2.1.2.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:coremods:2.0.3
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/coremods/2.0.3/coremods-2.0.3.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:unsafe:0.2.0
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/unsafe/0.2.0/unsafe-0.2.0.jar
    Download completed: Checksum validated.
Considering library com.electronwill.night-config:core:3.6.2
  Downloading library from https://maven.minecraftforge.net/com/electronwill/night-config/core/3.6.2/core-3.6.2.jar
    Download completed: Checksum validated.
Considering library com.electronwill.night-config:toml:3.6.2
  Downloading library from https://maven.minecraftforge.net/com/electronwill/night-config/toml/3.6.2/toml-3.6.2.jar
    Download completed: Checksum validated.
Considering library org.jline:jline:3.12.1
  Downloading library from https://maven.minecraftforge.net/org/jline/jline/3.12.1/jline-3.12.1.jar
    Download completed: Checksum validated.
Considering library org.apache.maven:maven-artifact:3.6.0
  Downloading library from https://maven.minecraftforge.net/org/apache/maven/maven-artifact/3.6.0/maven-artifact-3.6.0.jar
    Download completed: Checksum validated.
Considering library net.jodah:typetools:0.8.1
  Downloading library from https://maven.minecraftforge.net/net/jodah/typetools/0.8.1/typetools-0.8.1.jar
    Download completed: Checksum validated.
Considering library org.apache.logging.log4j:log4j-api:2.11.2
  Downloading library from https://maven.minecraftforge.net/org/apache/logging/log4j/log4j-api/2.11.2/log4j-api-2.11.2.jar
    Download completed: Checksum validated.
Considering library org.apache.logging.log4j:log4j-core:2.11.2
  Downloading library from https://maven.minecraftforge.net/org/apache/logging/log4j/log4j-core/2.11.2/log4j-core-2.11.2.jar
    Download completed: Checksum validated.
Considering library net.minecrell:terminalconsoleappender:1.2.0
  Downloading library from https://maven.minecraftforge.net/net/minecrell/terminalconsoleappender/1.2.0/terminalconsoleappender-1.2.0.jar
    Download completed: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:5.0.4
  Downloading library from https://maven.minecraftforge.net/net/sf/jopt-simple/jopt-simple/5.0.4/jopt-simple-5.0.4.jar
    Download completed: Checksum validated.
Considering library com.github.jponge:lzma-java:1.3
  Downloading library from https://maven.minecraftforge.net/com/github/jponge/lzma-java/1.3/lzma-java-1.3.jar
    Download completed: Checksum validated.
Considering library com.google.code.findbugs:jsr305:3.0.2
  Downloading library from https://maven.minecraftforge.net/com/google/code/findbugs/jsr305/3.0.2/jsr305-3.0.2.jar
    Download completed: Checksum validated.
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://maven.minecraftforge.net/com/google/errorprone/error_prone_annotations/2.1.3/error_prone_annotations-2.1.3.jar
    Download completed: Checksum validated.
Considering library com.google.guava:guava:20.0
  Downloading library from https://maven.minecraftforge.net/com/google/guava/guava/20.0/guava-20.0.jar
    Download completed: Checksum validated.
Considering library com.google.guava:guava:25.1-jre
  Downloading library from https://maven.minecraftforge.net/com/google/guava/guava/25.1-jre/guava-25.1-jre.jar
    Download completed: Checksum validated.
Considering library com.google.j2objc:j2objc-annotations:1.1
  Downloading library from https://maven.minecraftforge.net/com/google/j2objc/j2objc-annotations/1.1/j2objc-annotations-1.1.jar
    Download completed: Checksum validated.
Considering library com.nothome:javaxdelta:2.0.1
  Downloading library from https://maven.minecraftforge.net/com/nothome/javaxdelta/2.0.1/javaxdelta-2.0.1.jar
    Download completed: Checksum validated.
Considering library commons-io:commons-io:2.4
  Downloading library from https://libraries.minecraft.net/commons-io/commons-io/2.4/commons-io-2.4.jar
    Download completed: Checksum validated.
Considering library de.oceanlabs.mcp:mcp_config:1.15.2-20200515.085601@zip
  Downloading library from https://maven.minecraftforge.net/de/oceanlabs/mcp/mcp_config/1.15.2-20200515.085601/mcp_config-1.15.2-20200515.085601.zip
    Download completed: Checksum validated.
Considering library net.md-5:SpecialSource:1.8.5
  Downloading library from https://maven.minecraftforge.net/net/md-5/SpecialSource/1.8.5/SpecialSource-1.8.5.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:binarypatcher:1.0.12
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/binarypatcher/1.0.12/binarypatcher-1.0.12.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:forge:1.15.2-31.2.0:universal
  Extracting library from /maven/net/minecraftforge/forge/1.15.2-31.2.0/forge-1.15.2-31.2.0-universal.jar
    Extraction completed: Checksum validated.
Considering library net.minecraftforge:installertools:1.1.4
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/installertools/1.1.4/installertools-1.1.4.jar
    Download completed: Checksum validated.
Considering library net.minecraftforge:jarsplitter:1.1.2
  Downloading library from https://maven.minecraftforge.net/net/minecraftforge/jarsplitter/1.1.2/jarsplitter-1.1.2.jar
    Download completed: Checksum validated.
Considering library net.sf.jopt-simple:jopt-simple:4.9
  Downloading library from https://maven.minecraftforge.net/net/sf/jopt-simple/jopt-simple/4.9/jopt-simple-4.9.jar
    Download completed: Checksum validated.
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://maven.minecraftforge.net/net/sf/opencsv/opencsv/2.3/opencsv-2.3.jar
    Download completed: Checksum validated.
Considering library org.checkerframework:checker-qual:2.0.0
  Downloading library from https://maven.minecraftforge.net/org/checkerframework/checker-qual/2.0.0/checker-qual-2.0.0.jar
    Download completed: Checksum validated.
Considering library org.codehaus.mojo:animal-sniffer-annotations:1.14
  Downloading library from https://maven.minecraftforge.net/org/codehaus/mojo/animal-sniffer-annotations/1.14/animal-sniffer-annotations-1.14.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm-analysis:6.1.1
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm-analysis/6.1.1/asm-analysis-6.1.1.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm-commons:6.1.1
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm-commons/6.1.1/asm-commons-6.1.1.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm-tree:6.1.1
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm-tree/6.1.1/asm-tree-6.1.1.jar
    Download completed: Checksum validated.
Considering library org.ow2.asm:asm:6.1.1
  Downloading library from https://maven.minecraftforge.net/org/ow2/asm/asm/6.1.1/asm-6.1.1.jar
    Download completed: Checksum validated.
Considering library trove:trove:1.0.2
  Downloading library from https://maven.minecraftforge.net/trove/trove/1.0.2/trove-1.0.2.jar
    Download completed: Checksum validated.
These libraries failed to download. Try again.

net.minecraftforge:accesstransformers:2.1.1-shadowed
net.minecraftforge:eventbus:2.2.0-service

Edit: Figured it out. Had to install latest vanilla version. For anyone that ever has this issue.

Edited November 3, 2021 by MayoBandit