Start script generated by ServerPackCreator dev.
To change the launch settings of this server, such as JVM args / flags, Minecraft version, modloader version etc., edit the variables.txt-file.
Detected 1.21.11 - Java 21
Running Fabric checks and setup...
fabric-server-launcher.jar present. Moving on...
Starting server...
Minecraft version:              1.21.11
Modloader:                      Fabric
Modloader version:              0.19.5
LegacyFabric Installer Version: 1.1.1
Fabric Installer Version:       1.1.2
Quilt Installer Version:        0.15.1
Java Args:                      
Additional Args:                -Dlog4j2.formatMsgNoLookups=true
SSJ Forge Args:                 -Djava.security.manager=allow
Java Path:                      /opt/java-21/bin/java
Wait For User Input:            false
Launcher JAR:                   fabric-server-launcher.jar
Run Command:       /opt/java-21/bin/java -Dlog4j2.formatMsgNoLookups=true  -jar fabric-server-launcher.jar nogui
Java version:
openjdk version "21.0.12.1" 2026-08-18 LTS
OpenJDK Runtime Environment Temurin-21.0.12.1+1 (build 21.0.12.1+1-LTS)
OpenJDK 64-Bit Server VM Temurin-21.0.12.1+1 (build 21.0.12.1+1-LTS, mixed mode, sharing)
Starting net.fabricmc.loader.impl.game.minecraft.BundlerClassPathCapture
[18:34:40] [main/INFO]: Loading Minecraft 1.21.11 with Fabric Loader 0.19.5
[18:34:40] [main/INFO]: Loading 5 mods:
	- advanced_runtime_resource_pack 0.12.1+build.4
	- fabricloader 0.19.5
	   \-- mixinextras 0.5.5
	- java 21
	- minecraft 1.21.11
[18:34:40] [main/INFO]: SpongePowered MIXIN Subsystem Version=0.8.7 Source=file:/srv/pack/libraries/net/fabricmc/sponge-mixin/0.17.4+mixin.0.8.7/sponge-mixin-0.17.4+mixin.0.8.7.jar Service=Knot/Fabric Env=SERVER
[18:34:41] [main/WARN]: Error loading class: net/minecraft/server/packs/repository/FolderRepositorySource (java.lang.ClassNotFoundException: net/minecraft/server/packs/repository/FolderRepositorySource)
[18:34:41] [main/WARN]: @Mixin target net.minecraft.server.packs.repository.FolderRepositorySource was not found arrp.mixins.json:FileResourcePackProviderMixin from mod advanced_runtime_resource_pack
[18:34:41] [main/WARN]: Error loading class: net/minecraft/server/packs/resources/MultiPackResourceManager (java.lang.ClassNotFoundException: net/minecraft/server/packs/resources/MultiPackResourceManager)
[18:34:41] [main/WARN]: @Mixin target net.minecraft.server.packs.resources.MultiPackResourceManager was not found arrp.mixins.json:LifecycledResourceManagerImplMixin from mod advanced_runtime_resource_pack
[18:34:41] [main/WARN]: Error loading class: net/minecraft/server/packs/resources/Resource (java.lang.ClassNotFoundException: net/minecraft/server/packs/resources/Resource)
[18:34:41] [main/WARN]: @Mixin target net.minecraft.server.packs.resources.Resource was not found arrp.mixins.json:ResourceAccessor from mod advanced_runtime_resource_pack
[18:34:41] [main/ERROR]: A mod crashed on startup!
net.fabricmc.loader.impl.FormattedException: java.lang.RuntimeException: Could not execute entrypoint stage 'preLaunch' due to errors, provided by 'advanced_runtime_resource_pack' at 'net.devtech.arrp.ARRP'!
	at net.fabricmc.loader.impl.FormattedException.ofLocalized(FormattedException.java:63)
	at net.fabricmc.loader.impl.launch.knot.Knot.init(Knot.java:158)
	at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:66)
	at net.fabricmc.loader.impl.launch.knot.KnotServer.main(KnotServer.java:23)
	at net.fabricmc.loader.impl.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:69)
	at net.fabricmc.installer.ServerLauncher.main(ServerLauncher.java:69)
Caused by: java.lang.RuntimeException: Could not execute entrypoint stage 'preLaunch' due to errors, provided by 'advanced_runtime_resource_pack' at 'net.devtech.arrp.ARRP'!
	at net.fabricmc.loader.impl.FabricLoaderImpl.lambda$invokeEntrypoints$0(FabricLoaderImpl.java:413)
	at net.fabricmc.loader.impl.util.ExceptionUtil.gatherExceptions(ExceptionUtil.java:33)
	at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:411)
	at net.fabricmc.loader.impl.launch.knot.Knot.init(Knot.java:156)
	... 4 more
Caused by: java.lang.UnsupportedClassVersionError: net/devtech/arrp/ARRP has been compiled by a more recent version of the Java Runtime (class file version 69.0), this version of the Java Runtime only recognizes class file versions up to 65.0
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1027)
	at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:150)
	at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.defineClassFwd(KnotClassLoader.java:165)
	at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:368)
	at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:231)
	at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at java.base/java.lang.Class.forName0(Native Method)
	at java.base/java.lang.Class.forName(Class.java:536)
	at java.base/java.lang.Class.forName(Class.java:515)
	at net.fabricmc.loader.impl.util.DefaultLanguageAdapter.create(DefaultLanguageAdapter.java:53)
	at net.fabricmc.loader.impl.entrypoint.EntrypointStorage$NewEntry.getOrCreate(EntrypointStorage.java:124)
	at net.fabricmc.loader.impl.entrypoint.EntrypointContainerImpl.getEntrypoint(EntrypointContainerImpl.java:53)
	at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:409)
	... 5 more
Exiting...