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 NeoForge checks and setup... Generating user_jvm_args.txt from variables... Edit JAVA_ARGS in your variables.txt. Do not edit user_jvm_args.txt directly! Manually made changes to user_jvm_args.txt will be lost in the nether! server.jar present. Starting server... Minecraft version: 1.21.11 Modloader: NeoForge Modloader version: 21.11.45 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 Run Command: /opt/java-21/bin/java -Dlog4j2.formatMsgNoLookups=true @user_jvm_args.txt -jar server.jar --installer-force --installer 21.11.45 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) Failed to compute version of installer: neoforge-21.11.45-installer.jar 2026-09-25T15:25:41.590267786Z main WARN Advanced terminal features are not available in this environment [15:25:41] [main/INFO] [ne.ne.fm.st.Entrypoint/]: JVM Uptime at startup: 181ms [15:25:41] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Starting FancyModLoader version 10.0.36 (DEDICATED_SERVER in PROD) [15:25:41] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Game directory: /srv/pack [15:25:41] [main/INFO] [ne.ne.fm.lo.EarlyServiceDiscovery/]: Found 2 early service jars (out of 70) in 22ms [15:25:41] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Loading FML Early Services: [15:25:41] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: - libraries/net/neoforged/fancymodloader/loader/10.0.36/loader-10.0.36.jar [15:25:41] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: - libraries/net/neoforged/fancymodloader/earlydisplay/10.0.36/earlydisplay-10.0.36.jar [15:25:41] [main/INFO] [ne.ne.fm.lo.ImmediateWindowHandler/]: Not loading early display in headless mode. [15:25:41] [main/INFO] [ne.ne.fm.lo.mo.lo.GameLocator/]: Failed to find common Minecraft classes and resources on the classpath. Assuming we're launching production. [15:25:42] [main/INFO] [ne.ne.fm.lo.mo.lo.JarInJarDependencyLocator/]: Found 5 dependencies adding them to mods collection [15:25:42] [main/INFO] [ne.ne.fm.lo.mo.ModDiscoverer/]: Mod List: Name Version (Mod Id) conditional mixin 0.6.4 (conditional_mixin) Forgified Fabric API Base(ThinkingStudio) 1.0.5+b911bb4a3e (fabric_api_base) Forgified Fabric Networking API (v1)(ThinkingStudio) 5.1.5+caf7f6913e (fabric_networking_api_v1) MaFgLib 0.4.6+mc1.21.11 (mafglib) Minecraft 1.21.11 (minecraft) NeoForge 21.11.45 (neoforge) Tweakerge 0.4.0+mc1.21.11 (tweakerge) [15:25:42] [main/INFO] [mixin/]: SpongePowered MIXIN Subsystem Version=0.8.7 Source=file:/srv/pack/libraries/net/fabricmc/sponge-mixin/0.16.5+mixin.0.8.7/sponge-mixin-0.16.5+mixin.0.8.7.jar Service=FML Env=SERVER [15:25:42] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Loading FML Plugins: [15:25:42] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: - ~libraries/net/neoforged/neoforge/21.11.45/neoforge-21.11.45-universal.jar > net.neoforged.neoforge-coremods-21.11.45.jar [15:25:42] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Building game content classloader: - conditional_mixin (jar(mods/mafglib-0.4.6+mc1.21.11.jar > conditional-mixin-neoforge-0.6.4.jar)) - fabric_api_base (jar(mods/mafglib-0.4.6+mc1.21.11.jar > fabric-api-base-1.0.5+b911bb4a3e.jar)) - fabric_networking_api_v1 (jar(mods/mafglib-0.4.6+mc1.21.11.jar > fabric-networking-api-v1-5.1.5+caf7f6913e.jar)) - mafglib (jar(mods/mafglib-0.4.6+mc1.21.11.jar)) - minecraft (jar(~libraries/net/neoforged/minecraft-server-patched/21.11.45/minecraft-server-patched-21.11.45.jar)) - mixinextras.neoforge (jar(~libraries/net/neoforged/neoforge/21.11.45/neoforge-21.11.45-universal.jar > mixinextras-neoforge-0.5.3.jar)) - neoforge (jar(~libraries/net/neoforged/neoforge/21.11.45/neoforge-21.11.45-universal.jar)) - net.neoforged.fml.generated (empty(VirtualJar/net.neoforged.fml.generated)) - tweakerge (jar(mods/tweakerge-0.4.0+mc1.21.11.jar)) [15:25:42] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Built game content classloader in 80ms [15:25:43] [main/WARN] [mixin/]: Error loading class: net/minecraft/client/gui/components/debug/DebugScreenEntryList (java.lang.ClassNotFoundException: net.minecraft.client.gui.components.debug.DebugScreenEntryList) [15:25:43] [main/WARN] [mixin/]: @Mixin target net.minecraft.client.gui.components.debug.DebugScreenEntryList was not found mixins.malilib.json:hud.IMixinDebugHudProfile from mod mafglib [15:25:44] [main/INFO] [MixinExtras|Service/]: Initializing MixinExtras via com.llamalad7.mixinextras.service.MixinExtrasServiceImpl(version=0.5.3). [15:25:44] [main/WARN] [mixin/]: Error loading class: net/minecraft/client/Minecraft (java.lang.ClassNotFoundException: net.minecraft.client.Minecraft) [15:25:44] [main/INFO] [ne.ne.fm.lo.FMLLoader/]: Closing FML Loader 249e0271 [15:25:44] [main/INFO] [ne.ne.fm.ModLoader/]: Clearing ModLoader org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:381) at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:253) at net.neoforged.fml.loading.mixin.FMLMixinClassProcessor.processClass(FMLMixinClassProcessor.java:96) at net.neoforged.fml.classloading.transformation.ClassTransformer.transform(ClassTransformer.java:96) at net.neoforged.fml.classloading.transformation.TransformingClassLoader.maybeTransformClassBytes(TransformingClassLoader.java:47) at net.neoforged.fml.classloading.ModuleClassLoader.readerToClass(ModuleClassLoader.java:224) at net.neoforged.fml.classloading.ModuleClassLoader.loadClass(ModuleClassLoader.java:245) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) at TRANSFORMER/mafglib@0.4.6+mc1.21.11/fi.dy.masa.malilib.MaLiLibReference.(MaLiLibReference.java:13) at TRANSFORMER/minecraft@1.21.11/net.minecraft.SharedConstants.handler$zda000$mafglib$malilib_sharedConstants(SharedConstants.java:520) at TRANSFORMER/minecraft@1.21.11/net.minecraft.SharedConstants.(SharedConstants.java:224) at TRANSFORMER/minecraft@1.21.11/net.minecraft.server.Main.main(Main.java:69) at net.neoforged.fml.startup.Server.main(Server.java:19) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at net.neoforged.serverstarterjar.Main.mainLaunch(Main.java:306) at net.neoforged.serverstarterjar.Main.main(Main.java:76) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) at java.base/java.lang.reflect.Method.invoke(Method.java:580) at net.neoforged.serverstarterjar.Main8.main(Main8.java:19) Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinPreProcessorException: Attach error for mixins.tweakeroo.json:world.MixinLevel from mod tweakerge during activity: [Transform -> Method setBlockStateInject(Lnet/minecraft/core/BlockPos;Lnet/minecraft/world/level/block/state/BlockState;IILorg/spongepowered/asm/mixin/injection/callback/CallbackInfoReturnable;)V -> INVOKESTATIC -> net/minecraft/client/Minecraft::getInstance:()Lnet/minecraft/client/Minecraft;] at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:313) at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:277) at org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1292) at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:203) at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:437) at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:418) at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:352) ... 19 more Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: net.minecraft.client.Minecraft at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMemberReference(MixinPreProcessorStandard.java:791) at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMethod(MixinPreProcessorStandard.java:777) at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transform(MixinPreProcessorStandard.java:743) at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:307) ... 25 more Caused by: java.lang.ClassNotFoundException: net.minecraft.client.Minecraft ... 29 more Exiting...