---- Minecraft Crash Report ---- // But it works on my machine. Time: 2025-09-26 01:23:28 Description: Exception in server tick loop java.lang.NoClassDefFoundError: net/minecraft/class_1074 at knot//loaderCommon.fabric.com.seibel.distanthorizons.common.wrappers.gui.LangWrapper.langExists(LangWrapper.java:12) at knot//com.seibel.distanthorizons.core.config.ConfigBase.generateLang(ConfigBase.java:225) at knot//loaderCommon.fabric.com.seibel.distanthorizons.common.AbstractModInitializer.initConfig(AbstractModInitializer.java:170) at knot//loaderCommon.fabric.com.seibel.distanthorizons.common.AbstractModInitializer.lambda$onInitializeServer$1(AbstractModInitializer.java:116) at knot//net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.lambda$static$0(ServerLifecycleEvents.java:38) at knot//net.minecraft.server.MinecraftServer.handler$zfa000$fabric-lifecycle-events-v1$beforeSetupServer(MinecraftServer.java:2697) at knot//net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:672) at knot//net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:291) at java.base/java.lang.Thread.run(Thread.java:1583) Caused by: java.lang.ClassNotFoundException: net.minecraft.class_1074 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) at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ... 9 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- System Details -- Details: Minecraft Version: 1.21.8 Minecraft Version ID: 1.21.8 Operating System: Linux (amd64) version 6.8.0-78-generic Java Version: 21.0.5, Eclipse Adoptium Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Eclipse Adoptium Memory: 16116560000 bytes (15369 MiB) / 17179869184 bytes (16384 MiB) up to 17179869184 bytes (16384 MiB) CPUs: 6 Processor Vendor: GenuineIntel Processor Name: Intel(R) Core(TM) i5-9600K CPU @ 3.70GHz Identifier: Intel64 Family 6 Model 158 Stepping 12 Microarchitecture: Coffee Lake Frequency (GHz): 3.70 Number of physical packages: 1 Number of physical CPUs: 6 Number of logical CPUs: 6 Graphics card #0 name: unknown Graphics card #0 vendor: unknown Graphics card #0 VRAM (MiB): 0.00 Graphics card #0 deviceId: unknown Graphics card #0 versionInfo: unknown Virtual memory max (MiB): 24162.18 Virtual memory used (MiB): 21757.49 Swap memory total (MiB): 8192.00 Swap memory used (MiB): 823.75 Space in storage for jna.tmpdir (MiB): Space in storage for org.lwjgl.system.SharedLibraryExtractPath (MiB): Space in storage for io.netty.native.workdir (MiB): Space in storage for java.io.tmpdir (MiB): available: 49307.57, total: 100220.93 Space in storage for workdir (MiB): available: 144312.48, total: 181865.83 JVM Flags: 39 total; -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+AlwaysActAsServerClassMachine -XX:+AlwaysPreTouch -XX:+DisableExplicitGC -XX:+UseNUMA -XX:NmethodSweepActivity=1 -XX:ReservedCodeCacheSize=400M -XX:NonNMethodCodeHeapSize=12M -XX:ProfiledCodeHeapSize=194M -XX:NonProfiledCodeHeapSize=194M -XX:-DontCompileHugeMethods -XX:MaxNodeLimit=240000 -XX:NodeLimitFudgeFactor=8000 -XX:+UseVectorCmov -XX:+PerfDisableSharedMem -XX:+UseFastUnorderedTimeStamps -XX:+UseCriticalJavaThreadPriority -XX:ThreadPriorityPolicy=1 -XX:+UseG1GC -XX:MaxGCPauseMillis=130 -XX:+UnlockExperimentalVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=28 -XX:G1HeapRegionSize=16M -XX:G1ReservePercent=20 -XX:G1MixedGCCountTarget=3 -XX:InitiatingHeapOccupancyPercent=10 -XX:G1MixedGCLiveThresholdPercent=90 -XX:G1RSetUpdatingPauseTimePercent=0 -XX:SurvivorRatio=32 -XX:MaxTenuringThreshold=1 -XX:G1SATBBufferEnqueueingThresholdPercent=30 -XX:G1ConcMarkStepDurationMillis=5 -XX:G1ConcRSHotCardLimit=16 -XX:G1ConcRefinementServiceIntervalMillis=150 -Xmx16G -Xms16G Fabric Mods: cloth-config: Cloth Config v19 19.0.147 cloth-basic-math: cloth-basic-math 0.6.1 controlify: Controlify 2.4.1+1.21.8-fabric dev_isxander_libsdl4j: libsdl4j 3.2.18.release-3.2.18-79 dev_isxander_steamdeck4j: steamdeck4j 1.1.7 org_hid4java_hid4java: hid4java 0.8.0 debugify: Debugify 1.21.8+1.0 distanthorizons: Distant Horizons 2.3.5-b-dev fabric-api-base: Fabric API Base 0.5.0+cd8c0daa2c fabric-command-api-v2: Fabric Command API (v2) 2.3.1+52fff9ec2c fabric-entity-events-v1: Fabric Entity Events (v1) 2.1.2+c9e472732c fabric-events-interaction-v0: Fabric Events Interaction (v0) 4.0.25+946bf4c32c fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 2.6.4+db4dfd852c fabric-networking-api-v1: Fabric Networking API (v1) 5.0.3+4ddbf91b2c fabric-resource-loader-v0: Fabric Resource Loader (v0) 3.1.12+020423442c entityculling: EntityCulling 1.8.2 transition: TRansition 1.0.3 trender: TRender 1.0.5 fabric-api: Fabric API 0.133.4+1.21.8 fabric-api-lookup-api-v1: Fabric API Lookup API (v1) 1.6.101+946bf4c32c fabric-biome-api-v1: Fabric Biome API (v1) 16.0.11+946bf4c32c fabric-block-api-v1: Fabric Block API (v1) 1.1.3+946bf4c32c fabric-block-view-api-v2: Fabric BlockView API (v2) 1.0.31+946bf4c32c fabric-content-registries-v0: Fabric Content Registries (v0) 10.1.0+c75de69d2c fabric-convention-tags-v1: Fabric Convention Tags 2.1.41+7f945d5b2c fabric-convention-tags-v2: Fabric Convention Tags (v2) 2.15.6+eb5df52f2c fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.3.15+946bf4c32c fabric-data-attachment-api-v1: Fabric Data Attachment API (v1) 1.8.13+38b5f74e2c fabric-data-generation-api-v1: Fabric Data Generation API (v1) 23.2.7+0b1ef9762c fabric-dimensions-v1: Fabric Dimensions API (v1) 4.0.20+948fc79a2c fabric-game-rule-api-v1: Fabric Game Rule API (v1) 1.0.73+c64c9c5b2c fabric-item-api-v1: Fabric Item API (v1) 11.5.0+02ce13f42c fabric-item-group-api-v1: Fabric Item Group API (v1) 4.2.14+c5f9bbc12c fabric-loot-api-v2: Fabric Loot API (v2) 3.0.56+3f89f5a52c fabric-loot-api-v3: Fabric Loot API (v3) 2.0.3+946bf4c32c fabric-message-api-v1: Fabric Message API (v1) 6.1.2+946bf4c32c fabric-object-builder-api-v1: Fabric Object Builder API (v1) 21.1.9+946bf4c32c fabric-particles-v1: Fabric Particles (v1) 4.1.9+946bf4c32c fabric-recipe-api-v1: Fabric Recipe API (v1) 8.1.16+946bf4c32c fabric-registry-sync-v0: Fabric Registry Sync (v0) 6.1.29+946bf4c32c fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 3.1.31+fa6cb72b2c fabric-resource-conditions-api-v1: Fabric Resource Conditions API (v1) 5.0.25+98e6d6db2c fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.3.138+946bf4c32c fabric-serialization-api-v1: Fabric Serialization API (v1) 1.0.0+fc0e5aba2c fabric-tag-api-v1: Fabric Tag API (v1) 1.2.2+946bf4c32c fabric-transfer-api-v1: Fabric Transfer API (v1) 6.0.6+946bf4c32c fabric-transitive-access-wideners-v1: Fabric Transitive Access Wideners (v1) 6.5.0+c847ce762c fabric-language-kotlin: Fabric Language Kotlin 1.13.6+kotlin.2.2.20 org_jetbrains_kotlin_kotlin-reflect: kotlin-reflect 2.2.20 org_jetbrains_kotlin_kotlin-stdlib: kotlin-stdlib 2.2.20 org_jetbrains_kotlin_kotlin-stdlib-jdk7: kotlin-stdlib-jdk7 2.2.20 org_jetbrains_kotlin_kotlin-stdlib-jdk8: kotlin-stdlib-jdk8 2.2.20 org_jetbrains_kotlinx_atomicfu-jvm: atomicfu-jvm 0.29.0 org_jetbrains_kotlinx_kotlinx-coroutines-core-jvm: kotlinx-coroutines-core-jvm 1.10.2 org_jetbrains_kotlinx_kotlinx-coroutines-jdk8: kotlinx-coroutines-jdk8 1.10.2 org_jetbrains_kotlinx_kotlinx-datetime-jvm: kotlinx-datetime-jvm 0.7.1 org_jetbrains_kotlinx_kotlinx-io-bytestring-jvm: kotlinx-io-bytestring-jvm 0.8.0 org_jetbrains_kotlinx_kotlinx-io-core-jvm: kotlinx-io-core-jvm 0.8.0 org_jetbrains_kotlinx_kotlinx-serialization-cbor-jvm: kotlinx-serialization-cbor-jvm 1.9.0 org_jetbrains_kotlinx_kotlinx-serialization-core-jvm: kotlinx-serialization-core-jvm 1.9.0 org_jetbrains_kotlinx_kotlinx-serialization-json-jvm: kotlinx-serialization-json-jvm 1.9.0 fabricloader: Fabric Loader 0.17.2 mixinextras: MixinExtras 0.5.0 ferritecore: FerriteCore 8.0.0 forgeconfigapiport: Forge Config API Port 21.8.1 com_electronwill_night-config_core: core 3.8.3 com_electronwill_night-config_toml: toml 3.8.3 java: OpenJDK 64-Bit Server VM 21 lithium: Lithium 0.18.0+mc1.21.8 minecraft: Minecraft 1.21.8 mixintrace: MixinTrace 1.1.1+1.17 nochatreports: No Chat Reports 1.21.7-v2.14.0 noisium: Noisium 2.7.0+mc1.21.6 scalablelux: ScalableLux 0.1.5.1+fabric.abdeefa threadtweak: ThreadTweak 0.1.7+mc1.21.5 yet_another_config_lib_v3: YetAnotherConfigLib 3.7.1+1.21.6-fabric com_twelvemonkeys_common_common-image: common-image 3.12.0 com_twelvemonkeys_common_common-io: common-io 3.12.0 com_twelvemonkeys_common_common-lang: common-lang 3.12.0 com_twelvemonkeys_imageio_imageio-core: imageio-core 3.12.0 com_twelvemonkeys_imageio_imageio-metadata: imageio-metadata 3.12.0 com_twelvemonkeys_imageio_imageio-webp: imageio-webp 3.12.0 org_quiltmc_parsers_gson: gson 0.2.1 org_quiltmc_parsers_json: json 0.2.1 yosbr: YOSBR 0.1.2 Server Running: true Active Data Packs: vanilla, fabric, fabric-convention-tags-v2 Available Data Packs: fabric, fabric-convention-tags-v2, minecart_improvements, redstone_experiments, trade_rebalance, vanilla Enabled Feature Flags: minecraft:vanilla World Generation: Stable World Seed: 8558557844350722591 Suppressed Exceptions: ~~NONE~~ Is Modded: Definitely; Server brand changed to 'fabric' Type: Dedicated Server (map_server.txt)