Prism Launcher version: 9.2 (flatpak)


Launched instance in offline mode

Minecraft folder is:
/home/********/.var/app/org.prismlauncher.PrismLauncher/data/PrismLauncher/instances/1.21.4/minecraft


Java path is:
/home/********/.var/app/org.prismlauncher.PrismLauncher/data/PrismLauncher/java/java-runtime-delta/bin/java


Java is version 21.0.7, using 64 (amd64) architecture, from Microsoft.


AMD Custom APU 0932
Advanced Micro Devices, Inc. [AMD/ATI] Sephiroth [AMD Custom GPU 0405] (rev ae)

Subsystem: Advanced Micro Devices, Inc. [AMD/ATI] Device 0123

Kernel driver in use: amdgpu

OpenGL version string: 4.6 (Compatibility Profile) Mesa 24.3.1 (git-c815d651b8)

Main Class:
  

Native path:
  /home/********/.var/app/org.prismlauncher.PrismLauncher/data/PrismLauncher/instances/1.21.4/natives

Libraries:

Native libraries:

Mods:
  [✘] AmbientSounds_FABRIC_v6.1.3_mc1.21.4.jar (disabled)
  [✘] animal_feeding_trough-1.1.4 1.21.4.jar (disabled)
  [✘] appleskin-fabric-mc1.21.3-3.0.6.jar (disabled)
  [✘] architectury-15.0.3-fabric.jar (disabled)
  [✘] BridgingMod-2.6.2 1.21.3.fabric-release.jar (disabled)
  [✘] CameraOverhaul-v2.0.4-fabric mc[1.21.2-1.21.4].jar (disabled)
  [✘] camerautils-fabric-1.21.4-1.0.16.jar (disabled)
  [✘] cardinal-components-api-6.2.2.jar (disabled)
  [✘] carryon-fabric-1.21.4-2.3.0.22.jar (disabled)
  [✘] cloth-config-17.0.144-fabric.jar (disabled)
  [✘] continuity-3.0.0 1.21.4.jar (disabled)
  [✘] crawl-0.14.9.jar (disabled)
  [✘] CreativeCore_FABRIC_v2.12.35_mc1.21.4.jar (disabled)
  [✘] DayCount-1.3.2-mc1.21.jar (disabled)
  [✘] dungeons-and-taverns-v4.6.3.jar (disabled)
  [✘] entity_model_features_fabric_1.21.4-2.4.1.jar (disabled)
  [✘] entity_texture_features_fabric_1.21.4-6.2.10.jar (disabled)
  [✘] entityculling-fabric-1.8.2-mc1.21.4.jar (disabled)
  [✘] fabric-api-0.119.3 1.21.4.jar (disabled)
  [✘] FallingTree-1.21.4-1.21.4.12.jar (disabled)
  [✘] firstperson-fabric-2.5.0-mc1.21.4.jar (disabled)
  [✘] ForgeConfigAPIPort-v21.4.2-1.21.4-Fabric.jar (disabled)
  [✘] glideaway-1.4.1 1.21.4.jar (disabled)
  [✘] HorseBuff-1.21.4-2.2.1.jar (disabled)
  [✘] iris-fabric-1.8.8 mc1.21.4.jar (disabled)
  [✘] jamlib-fabric-1.3.5 1.21.4.jar (disabled)
  [✘] lithium-fabric-0.15.3 mc1.21.4.jar (disabled)
  [✘] modmenu-13.0.3.jar (disabled)
  [✘] mru-1.0.17 1.21.5 fabric.jar (disabled)
  [✘] notenoughanimations-fabric-1.10.1-mc1.21.4.jar (disabled)
  [✘] placeholder-api-2.5.2 1.21.3.jar (disabled)
  [✘] polymer-bundled-0.11.8 1.21.4.jar (disabled)
  [✘] PresenceFootsteps-1.11.0 1.21.4.jar (disabled)
  [✘] rightclickharvest-fabric-4.5.3 1.21.4-patch.1.jar (disabled)
  [✘] RoughlyEnoughItems-18.0.808-fabric.jar (disabled)
  [✘] sodium-fabric-0.6.13 mc1.21.4.jar (disabled)
  [✘] sound-physics-remastered-fabric-1.21.4-1.4.15.jar (disabled)
  [✘] sounds-2.4.12 1.21.4 fabric.jar (disabled)
  [✘] travelersbackpack-fabric-1.21.4-10.4.13.jar (disabled)
  [✘] visuality-0.7.9 1.21.4.jar (disabled)
  [✘] Xaeros_Minimap_24.7.1_Fabric_1.21.4.jar (disabled)
  [✘] XaerosWorldMap_1.39.2_Fabric_1.21.4.jar (disabled)
  [✘] yet_another_config_lib_v3-3.7.1 1.21.4-fabric.jar (disabled)

Params:
  

Window size: 854 x 480

Launcher: standard

Failed to reconstruct Minecraft assets.
Java Arguments:
[-Xms512m, -Xmx4096m, -Duser.language=en]


Minecraft process ID: 84


Exception caught from launcher
java.lang.ClassNotFoundException: net.minecraft.client.Minecraft
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at org.prismlauncher.utils.ReflectionUtils.findMainMethod(ReflectionUtils.java:88)
	at org.prismlauncher.launcher.impl.StandardLauncher.launch(StandardLauncher.java:104)
	at org.prismlauncher.EntryPoint.listen(EntryPoint.java:129)
	at org.prismlauncher.EntryPoint.main(EntryPoint.java:70)
Exiting with ERROR
Process exited with code 2.
Log upload triggered at: 17 Aug 2025 00:39:56 -0700