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 1.20.6 - Java 21
Running Fabric checks and setup...
fabric-server-launcher.jar present. Moving on...
Starting server...
Minecraft version:              1.20.6
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
[20:47:13] [main/INFO]: Loading Minecraft 1.20.6 with Fabric Loader 0.19.5
[20:47:13] [main/INFO]: Loading 42 mods:
	- fabric-api 0.100.8+1.20.6
	   |-- fabric-api-base 0.4.40+80f8cf51b0
	   |-- fabric-api-lookup-api-v1 1.6.59+e9d2a72bb0
	   |-- fabric-biome-api-v1 13.0.25+be5d88beb0
	   |-- fabric-block-api-v1 1.0.20+6dfe4c9bb0
	   |-- fabric-block-view-api-v2 1.0.8+80f8cf51b0
	   |-- fabric-command-api-v1 1.2.45+f71b366fb0
	   |-- fabric-command-api-v2 2.2.24+80f8cf51b0
	   |-- fabric-commands-v0 0.2.62+df3654b3b0
	   |-- fabric-content-registries-v0 8.0.6+b82b2392b0
	   |-- fabric-convention-tags-v1 2.0.7+7f945d5bb0
	   |-- fabric-convention-tags-v2 2.1.3+f4bfb622b0
	   |-- fabric-crash-report-info-v1 0.2.27+80f8cf51b0
	   |-- fabric-data-attachment-api-v1 1.1.17+2a2c66b6b0
	   |-- fabric-data-generation-api-v1 19.2.5+a5d5299db0
	   |-- fabric-dimensions-v1 2.1.68+94793913b0
	   |-- fabric-entity-events-v1 1.6.8+e9d2a72bb0
	   |-- fabric-events-interaction-v0 0.7.6+c5fc38b3b0
	   |-- fabric-game-rule-api-v1 1.0.50+80f8cf51b0
	   |-- fabric-item-api-v1 8.2.3+6e5bbc4ab0
	   |-- fabric-item-group-api-v1 4.1.1+f4bfb622b0
	   |-- fabric-lifecycle-events-v1 2.3.4+c5fc38b3b0
	   |-- fabric-loot-api-v2 3.0.6+97f703dab0
	   |-- fabric-message-api-v1 6.0.11+a7dc0e41b0
	   |-- fabric-networking-api-v1 4.2.0+a916f7c5b0
	   |-- fabric-object-builder-api-v1 15.1.5+c5fc38b3b0
	   |-- fabric-particles-v1 4.0.0+c5fc38b3b0
	   |-- fabric-recipe-api-v1 5.0.6+9c745bbbb0
	   |-- fabric-registry-sync-v0 5.0.19+c7d49fa1b0
	   |-- fabric-rendering-data-attachment-v1 0.3.46+73761d2eb0
	   |-- fabric-rendering-fluids-v1 3.1.3+2c869dedb0
	   |-- fabric-resource-conditions-api-v1 4.2.0+a5d5299db0
	   |-- fabric-resource-loader-v0 1.1.1+f4bfb622b0
	   |-- fabric-screen-handler-api-v1 1.3.76+8c7b71c2b0
	   |-- fabric-transfer-api-v1 5.1.7+7fc4b352b0
	   \-- fabric-transitive-access-wideners-v1 6.0.10+74e2f560b0
	- fabricloader 0.19.5
	   \-- mixinextras 0.5.5
	- improperui 1-20.6-0.0.6-BETA
	- java 21
	- minecraft 1.20.6
	- viewmodel 1.0.1-1.20.6-fabric
[20:47:13] [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
[20:47:14] [main/INFO]: Initializing MixinExtras via com.llamalad7.mixinextras.service.MixinExtrasServiceImpl(version=0.5.5).
[20:47:20] [main/ERROR]: Failed to start the minecraft server
java.lang.RuntimeException: Could not execute entrypoint stage 'main' due to errors, provided by 'improperui' at 'io.github.itzispyder.improperui.ImproperUI'!
	at net.fabricmc.loader.impl.FabricLoaderImpl.lambda$invokeEntrypoints$0(FabricLoaderImpl.java:413) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.util.ExceptionUtil.gatherExceptions(ExceptionUtil.java:33) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:411) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.game.minecraft.Hooks.startServer(Hooks.java:63) ~[fabric-loader-0.19.5.jar:?]
	at knot/net.minecraft.server.Main.main(Main.java:111) [server-intermediary.jar:?]
	at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:517) [fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:72) [fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.launch.knot.KnotServer.main(KnotServer.java:23) [fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:69) [fabric-loader-0.19.5.jar:?]
	at net.fabricmc.installer.ServerLauncher.main(ServerLauncher.java:69) [fabric-server-launcher.jar:1.1.2]
	Suppressed: java.lang.NoClassDefFoundError: net/minecraft/class_304
		at knot/net.i_no_am.viewmodel.ViewModel.<clinit>(ViewModel.java:18) ~[view-model-1.0.1-1.20.6-fabric.jar:?]
		at java.base/java.lang.Class.forName0(Native Method) ~[?:?]
		at java.base/java.lang.Class.forName(Class.java:536) ~[?:?]
		at java.base/java.lang.Class.forName(Class.java:515) ~[?:?]
		at net.fabricmc.loader.impl.util.DefaultLanguageAdapter.create(DefaultLanguageAdapter.java:53) ~[fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.entrypoint.EntrypointStorage$NewEntry.getOrCreate(EntrypointStorage.java:124) ~[fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.entrypoint.EntrypointContainerImpl.getEntrypoint(EntrypointContainerImpl.java:53) ~[fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:409) ~[fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.game.minecraft.Hooks.startServer(Hooks.java:63) ~[fabric-loader-0.19.5.jar:?]
		at knot/net.minecraft.server.Main.main(Main.java:111) [server-intermediary.jar:?]
		at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:517) [fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:72) [fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.launch.knot.KnotServer.main(KnotServer.java:23) [fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:69) [fabric-loader-0.19.5.jar:?]
		at net.fabricmc.installer.ServerLauncher.main(ServerLauncher.java:69) [fabric-server-launcher.jar:1.1.2]
	Caused by: java.lang.ClassNotFoundException: net.minecraft.class_304
		at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641) ~[?:?]
		at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
		at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:239) ~[fabric-loader-0.19.5.jar:?]
		at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.19.5.jar:?]
		at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
		... 15 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/class_304
	at knot/io.github.itzispyder.improperui.ImproperUI.<clinit>(ImproperUI.java:13) ~[ImproperUI-1-20.6-0.0.6-BETA.jar:?]
	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) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.entrypoint.EntrypointStorage$NewEntry.getOrCreate(EntrypointStorage.java:124) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.entrypoint.EntrypointContainerImpl.getEntrypoint(EntrypointContainerImpl.java:53) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:409) ~[fabric-loader-0.19.5.jar:?]
	... 7 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.class_304
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641) ~[?:?]
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
	at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:239) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.19.5.jar:?]
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
	at knot/io.github.itzispyder.improperui.ImproperUI.<clinit>(ImproperUI.java:13) ~[ImproperUI-1-20.6-0.0.6-BETA.jar:?]
	at java.base/java.lang.Class.forName0(Native Method) ~[?:?]
	at java.base/java.lang.Class.forName(Class.java:536) ~[?:?]
	at java.base/java.lang.Class.forName(Class.java:515) ~[?:?]
	at net.fabricmc.loader.impl.util.DefaultLanguageAdapter.create(DefaultLanguageAdapter.java:53) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.entrypoint.EntrypointStorage$NewEntry.getOrCreate(EntrypointStorage.java:124) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.entrypoint.EntrypointContainerImpl.getEntrypoint(EntrypointContainerImpl.java:53) ~[fabric-loader-0.19.5.jar:?]
	at net.fabricmc.loader.impl.FabricLoaderImpl.invokeEntrypoints(FabricLoaderImpl.java:409) ~[fabric-loader-0.19.5.jar:?]
	... 7 more
Exiting...