Can't launch the game, keeps crashing on launch.

  • Tech Support section is for getting help with FTB related problems. If there's a repeatable issue that can be labeled as a bug, then please use the issue tracker for the pack or the app at GitHub issue trackers - If there's no repository for a pack that means that the pack is old and/or will not be updated. Bugs for older packs will not be fixed, unless they are critical.


New Member
Jul 29, 2019
I can't launch a modded minecraft instance. Tried a fresh windows install, NVIDIA drivers, AMD drivers and java.
pls can somebody help

console.log file
OpenJDK 64-Bit Server VM warning: Sharing is only supported for boot loader classes because bootstrap classpath has been appended
[Log4jPatcher] [INFO] Transforming org/apache/logging/log4j/core/pattern/MessagePatternConverter
[Log4jPatcher] [WARN]  Unable to find noLookups:Z field in org/apache/logging/log4j/core/pattern/MessagePatternConverter
[Log4jPatcher] [INFO] Transforming org/apache/logging/log4j/core/lookup/JndiLookup
[07:50:17.033] [main/INFO] [Launcher/MODLAUNCHER]: ModLauncher running: args [--username, drunkgummyboy, --version, 1.20.1-forge-47.1.76, --gameDir, C:\Users\beau_\AppData\Local\.ftba\instances\3731a05c-ae1b-4e7c-aef9-0f3d76e6962c, --assetsDir, C:\Users\beau_\AppData\Local\.ftba\bin\assets, --assetIndex, 5, --uuid, ad566961-798e-4f1d-86bc-a164c9784a92, --accessToken, ????????, --clientId, ${clientid}, --xuid, ${auth_xuid}, --userType, msa, --versionType, release, --width, 853, --height, 533, --launchTarget, forgeclient, --fml.forgeVersion, 47.1.76, --fml.fmlVersion, 47.1.47, --fml.mcVersion, 1.20.1, --fml.mcpVersion, 20230612.114412]
[07:50:17.039] [main/INFO] [Launcher/MODLAUNCHER]: ModLauncher 10.0.9+10.0.9+main.dcd20f30 starting: java version 17.0.7 by Eclipse Adoptium; OS Windows 11 arch amd64 version 10.0
[07:50:19.318] [main/INFO] [loading.ImmediateWindowHandler/]: Loading ImmediateWindowProvider fmlearlywindow
[07:50:19.381] [main/INFO] [EARLYDISPLAY/]: Trying GL version 4.6
# A fatal error has been detected by the Java Runtime Environment:
#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ff9490d6280, pid=8340, tid=18772
# JRE version: OpenJDK Runtime Environment Temurin-17.0.7+7 (17.0.7+7) (build 17.0.7+7)
# Java VM: OpenJDK 64-Bit Server VM Temurin-17.0.7+7 (17.0.7+7, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, windows-amd64)
# Problematic frame:
# C  [atio6axx.dll+0x196280]
# No core dump will be written. Minidumps are not enabled by default on client versions of Windows
# An error report file with more information is saved as:
# C:\Users\beau_\AppData\Local\.ftba\instances\3731a05c-ae1b-4e7c-aef9-0f3d76e6962c\hs_err_pid8340.log
# If you would like to submit a bug report, please visit:
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.

[error occurred during error reporting (), id 0xc0000005, EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ff94aeeafc9]