OneSix bug - Exit code 255 (0xff)

[devmatheusss]

Operating System

Linux

Description of bug

UltimMC version: 0.7.0-custom

Launched instance in online mode

authserver.mojang.com resolves to:
[N/A]

session.minecraft.net resolves to:
[13.107.246.33, 2620:1ec:bdf::33]

textures.minecraft.net resolves to:
[13.107.246.33, 2620:1ec:bdf::33]

api.mojang.com resolves to:
[13.107.246.33, 2620:1ec:bdf::33]

Minecraft folder is:
/home/matheus/Jogos/UltimMC/instances/1.12.2/.minecraft

Java path is:
/home/matheus/.sdkman/candidates/java/current/bin/java

Checking Java version...
Java is version 21.0.2, using 64-bit architecture, from Eclipse Adoptium.

Pentium(R) Dual-Core CPU T4300 @ 2.10GHz
Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 09)

Subsystem: Acer Incorporated [ALI] Device 0212

Kernel driver in use: i915

OpenGL version string: 2.1 Mesa 23.3.6

Main Class:
net.minecraft.launchwrapper.Launch

Native path:
/home/matheus/Jogos/UltimMC/instances/1.12.2/natives

Libraries:
/home/matheus/Jogos/UltimMC/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar
/home/matheus/Jogos/UltimMC/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar
/home/matheus/Jogos/UltimMC/libraries/org/lwjgl/lwjgl/lwjgl/2.9.4-nightly-20150209/lwjgl-2.9.4-nightly-20150209.jar
/home/matheus/Jogos/UltimMC/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.4-nightly-20150209/lwjgl_util-2.9.4-nightly-20150209.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/patchy/1.3.9/patchy-1.3.9.jar
/home/matheus/Jogos/UltimMC/libraries/oshi-project/oshi-core/1.1/oshi-core-1.1.jar
/home/matheus/Jogos/UltimMC/libraries/net/java/dev/jna/jna/4.4.0/jna-4.4.0.jar
/home/matheus/Jogos/UltimMC/libraries/net/java/dev/jna/platform/3.4.0/platform-3.4.0.jar
/home/matheus/Jogos/UltimMC/libraries/com/ibm/icu/icu4j-core-mojang/51.2/icu4j-core-mojang-51.2.jar
/home/matheus/Jogos/UltimMC/libraries/net/sf/jopt-simple/jopt-simple/5.0.3/jopt-simple-5.0.3.jar
/home/matheus/Jogos/UltimMC/libraries/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.jar
/home/matheus/Jogos/UltimMC/libraries/com/paulscode/codecwav/20101023/codecwav-20101023.jar
/home/matheus/Jogos/UltimMC/libraries/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.jar
/home/matheus/Jogos/UltimMC/libraries/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.jar
/home/matheus/Jogos/UltimMC/libraries/com/paulscode/soundsystem/20120107/soundsystem-20120107.jar
/home/matheus/Jogos/UltimMC/libraries/io/netty/netty-all/4.1.9.Final/netty-all-4.1.9.Final.jar
/home/matheus/Jogos/UltimMC/libraries/com/google/guava/guava/21.0/guava-21.0.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/commons/commons-lang3/3.5/commons-lang3-3.5.jar
/home/matheus/Jogos/UltimMC/libraries/commons-io/commons-io/2.5/commons-io-2.5.jar
/home/matheus/Jogos/UltimMC/libraries/commons-codec/commons-codec/1.10/commons-codec-1.10.jar
/home/matheus/Jogos/UltimMC/libraries/com/google/code/gson/gson/2.8.0/gson-2.8.0.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/authlib/1.5.25/authlib-1.5.25.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/realms/1.10.22/realms-1.10.22.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/commons/commons-compress/1.8.1/commons-compress-1.8.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/httpcomponents/httpclient/4.3.3/httpclient-4.3.3.jar
/home/matheus/Jogos/UltimMC/libraries/commons-logging/commons-logging/1.1.3/commons-logging-1.1.3.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/httpcomponents/httpcore/4.3.2/httpcore-4.3.2.jar
/home/matheus/Jogos/UltimMC/libraries/it/unimi/dsi/fastutil/7.1.0/fastutil-7.1.0.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/logging/log4j/log4j-api/2.16.0/log4j-api-2.16.0.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/logging/log4j/log4j-core/2.16.0/log4j-core-2.16.0.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/text2speech/1.10.3/text2speech-1.10.3.jar
/home/matheus/Jogos/UltimMC/libraries/net/minecraftforge/forge/1.12.2-14.23.5.2859/forge-1.12.2-14.23.5.2859-universal.jar
/home/matheus/Jogos/UltimMC/libraries/org/ow2/asm/asm-debug-all/5.2/asm-debug-all-5.2.jar
/home/matheus/Jogos/UltimMC/libraries/net/minecraft/launchwrapper/1.12/launchwrapper-1.12.jar
/home/matheus/Jogos/UltimMC/libraries/org/jline/jline/3.5.1/jline-3.5.1.jar
/home/matheus/Jogos/UltimMC/libraries/com/typesafe/akka/akka-actor_2.11/2.3.3/akka-actor_2.11-2.3.3.jar
/home/matheus/Jogos/UltimMC/libraries/com/typesafe/config/1.2.1/config-1.2.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-actors-migration_2.11/1.1.0/scala-actors-migration_2.11-1.1.0.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-compiler/2.11.1/scala-compiler-2.11.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/plugins/scala-continuations-library_2.11/1.0.2_mc/scala-continuations-library_2.11-1.0.2_mc.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/plugins/scala-continuations-plugin_2.11.1/1.0.2_mc/scala-continuations-plugin_2.11.1-1.0.2_mc.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-library/2.11.1/scala-library-2.11.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-parser-combinators_2.11/1.0.1/scala-parser-combinators_2.11-1.0.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-reflect/2.11.1/scala-reflect-2.11.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-swing_2.11/1.0.1/scala-swing_2.11-1.0.1.jar
/home/matheus/Jogos/UltimMC/libraries/org/scala-lang/scala-xml_2.11/1.0.2/scala-xml_2.11-1.0.2.jar
/home/matheus/Jogos/UltimMC/libraries/lzma/lzma/0.0.1/lzma-0.0.1.jar
/home/matheus/Jogos/UltimMC/libraries/java3d/vecmath/1.5.2/vecmath-1.5.2.jar
/home/matheus/Jogos/UltimMC/libraries/net/sf/trove4j/trove4j/3.0.3/trove4j-3.0.3.jar
/home/matheus/Jogos/UltimMC/libraries/org/apache/maven/maven-artifact/3.5.3/maven-artifact-3.5.3.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/minecraft/1.12.2/minecraft-1.12.2-client.jar

Native libraries:
/home/matheus/Jogos/UltimMC/libraries/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-linux.jar
/home/matheus/Jogos/UltimMC/libraries/org/lwjgl/lwjgl/lwjgl-platform/2.9.4-nightly-20150209/lwjgl-platform-2.9.4-nightly-20150209-natives-linux.jar
/home/matheus/Jogos/UltimMC/libraries/com/mojang/text2speech/1.10.3/text2speech-1.10.3-natives-linux.jar

Mods:
[❌] carryon-1.12.2-1.12.7.23.jar.disabled (disabled)
[❌] ironfurnaces-1.3.5.jar.disabled (disabled)
[❌] jei_1.12.2-4.16.1.1012.jar.disabled (disabled)
[❌] journeymap-1.12.2-5.7.1p2.jar.disabled (disabled)
[❌] MouseTweaks-2.10.1-mc1.12.2.jar.disabled (disabled)
[❌] Neat 1.4-17.jar.disabled (disabled)
[❌] OptiFine-1.12.2_HD_U_G5.jar.disabled (disabled)
[❌] OreExcavation-1.4.150.jar.disabled (disabled)
[❌] TravelersBackpack-1.12.2-1.0.35.jar.disabled (disabled)

Params:
--username MatheusMA678 --version 1.12.2 --gameDir /home/matheus/Jogos/UltimMC/instances/1.12.2/.minecraft --assetsDir /home/matheus/Jogos/UltimMC/assets --assetIndex 1.12 --uuid --accessToken --userType local --versionType release --tweakClass net.minecraftforge.fml.common.launcher.FMLTweaker

Window size: 854 x 480

Java Arguments:
[-Xms512m, -Xmx2048m, -Duser.language=en, -javaagent:/home/matheus/Jogos/UltimMC/injectors/authlib-injector-1.2.5.jar=http://localhost:36045, -Dauthlibinjector.noShowServerName]

Minecraft process ID: 7890

[authlib-injector] [INFO] Logging file: /home/matheus/Jogos/UltimMC/instances/1.12.2/.minecraft/authlib-injector.log
[authlib-injector] [INFO] Version: 1.2.5
[authlib-injector] [INFO] Authentication server: http://localhost:36045
[authlib-injector] [WARNING] You are using HTTP protocol, which is INSECURE! Please switch to HTTPS if possible.
Using onesix launcher.

Failed to start Minecraft:
Exiting with -1
java.lang.ClassCastException: class jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to class java.net.URLClassLoader (jdk.internal.loader.ClassLoaders$AppClassLoader and java.net.URLClassLoader are in module java.base of loader 'bootstrap')
at net.minecraft.launchwrapper.Launch.(Launch.java:34)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:243)
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:278)
at org.multimc.EntryPoint.listen(EntryPoint.java:143)
at org.multimc.EntryPoint.main(EntryPoint.java:34)
O processo foi encerrado com o código de saída 255 (0xff).
Lembre-se de que o código de saída e a descrição são insuficientes para diagnosticar problemas!
Sempre envie o log inteiro e não só o código de saída.
Clipboard copy at: 29 Jul 2024 17:48:24 -0400

Steps to reproduce

It gives an error only when adding Forge, it doesn't matter if you have a mod or not. Note that i disabled all mods and the error continues.

Suspected cause

Some problem with Forge.

This issue is unique

• I have searched the issue tracker and did not find an issue describing my bug.