---- Minecraft Crash Report ---- // There are four lights! Time: 2026-03-02 23:55:03 Description: Exception in server tick loop java.lang.IllegalStateException: Biome source config is not set at knot//org.betterx.betterend.world.generator.TerrainGenerator.initNoise(TerrainGenerator.java:65) at knot//org.betterx.betterend.world.generator.TerrainGenerator.onServerLevelInit(TerrainGenerator.java:253) at knot//net.minecraft.class_3218.handler$zio000$betterend$be_onServerWorldInit(class_3218.java:2831) at knot//net.minecraft.class_3218.(class_3218.java:274) at net.minecraft.server.MinecraftServer.method_3786(MinecraftServer.java:417) at net.minecraft.server.MinecraftServer.method_3735(MinecraftServer.java:342) at knot//net.minecraft.class_1132.method_3823(class_1132.java:73) at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:664) at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:281) at java.base/java.lang.Thread.run(Thread.java:1583) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- System Details -- Details: Minecraft Version: 1.21.1 Minecraft Version ID: 1.21.1 Operating System: Windows 11 (amd64) version 10.0 Java Version: 21.0.7, Microsoft Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Microsoft Memory: 573836400 bytes (547 MiB) / 3254779904 bytes (3104 MiB) up to 6442450944 bytes (6144 MiB) CPUs: 12 Processor Vendor: GenuineIntel Processor Name: 11th Gen Intel(R) Core(TM) i5-11400F @ 2.60GHz Identifier: Intel64 Family 6 Model 167 Stepping 1 Microarchitecture: Rocket Lake Frequency (GHz): 2.59 Number of physical packages: 1 Number of physical CPUs: 6 Number of logical CPUs: 12 Graphics card #0 name: NVIDIA GeForce RTX 3060 Graphics card #0 vendor: NVIDIA Graphics card #0 VRAM (MiB): 8192.00 Graphics card #0 deviceId: VideoController1 Graphics card #0 versionInfo: 32.0.15.9174 Memory slot #0 capacity (MiB): 8192.00 Memory slot #0 clockSpeed (GHz): 3.20 Memory slot #0 type: DDR4 Memory slot #1 capacity (MiB): 8192.00 Memory slot #1 clockSpeed (GHz): 3.20 Memory slot #1 type: DDR4 Virtual memory max (MiB): 24457.62 Virtual memory used (MiB): 19698.56 Swap memory total (MiB): 8192.00 Swap memory used (MiB): 487.43 Space in storage for jna.tmpdir (MiB): available: 123776.83, total: 475983.50 Space in storage for org.lwjgl.system.SharedLibraryExtractPath (MiB): available: 123776.83, total: 475983.50 Space in storage for io.netty.native.workdir (MiB): available: 123776.83, total: 475983.50 Space in storage for java.io.tmpdir (MiB): available: 123776.83, total: 475983.50 Space in storage for workdir (MiB): available: 123776.83, total: 475983.50 JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx6G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M Fabric Mods: advancementplaques: Advancement Plaques 1.6.8 ambientsounds: AmbientSounds 6.3.1 appleskin: AppleSkin 3.0.6+mc1.21 architectury: Architectury 13.0.8 balm: Balm 21.0.55 kuma_api: KumaAPI 21.0.7 bclib: BCLib 21.0.13 betterend: Better End 21.0.11 betterfortresses: YUNG's Better Nether Fortresses 1.21.1-Fabric-3.1.5 betternether: Better Nether 21.0.11 bettervillage: Better village 3.3.1 carpet: Carpet Mod 1.4.147+v240613 carpet-extra: Carpet Extra 1.4.148 carryon: Carry On 2.2.4 chunky: Chunky 1.4.23 cloth-config: Cloth Config v15 15.0.140 cloth-basic-math: cloth-basic-math 0.6.1 clumps: Clumps **.**.**.** collective: Collective 8.13 comforts: Comforts 9.0.4+1.21.1 cardinal-components-base: Cardinal Components API (base) 6.1.2 cardinal-components-entity: Cardinal Components API (entities) 6.1.2 spectrelib: SpectreLib 0.17.2+1.21 continuity: Continuity 3.0.0+1.21 controlling: Controlling 19.0.5 creativecore: CreativeCore 2.13.14 net_neoforged_bus: bus 7.2.0 dark-loading-screen: Dark Loading Screen 1.6.14 decocraft: Decocraft 3.0.7 deeperdarker: Deeper and Darker 1.3.3-plus-b customportalapi: Custom Portal Api 0.0.1-beta67-1.21 dynamiclights: Dynamic Lights 1.9.1+mod elementa: Elementa 712 elevatorid: ElevatorMod 1.21-1.11.1 elytraslot: Elytra Slot 9.0.1+1.21.1 essential: Essential **.**.**.** essential-container: essential-container 1.0.0 essential-loader: essential-loader 1.2.5 fabric-api: Fabric API 0.116.7+1.21.1 fabric-api-base: Fabric API Base 0.4.42+6573ed8c19 fabric-api-lookup-api-v1: Fabric API Lookup API (v1) 1.6.71+b559734419 fabric-biome-api-v1: Fabric Biome API (v1) 13.0.31+d527f9fd19 fabric-block-api-v1: Fabric Block API (v1) 1.1.0+0bc3503219 fabric-block-view-api-v2: Fabric BlockView API (v2) 1.0.11+ebb2264e19 fabric-blockrenderlayer-v1: Fabric BlockRenderLayer Registration (v1) 1.1.52+0af3f5a719 fabric-client-tags-api-v1: Fabric Client Tags 1.1.15+6573ed8c19 fabric-command-api-v1: Fabric Command API (v1) 1.2.49+f71b366f19 fabric-command-api-v2: Fabric Command API (v2) 2.2.28+6ced4dd919 fabric-commands-v0: Fabric Commands (v0) 0.2.66+df3654b319 fabric-content-registries-v0: Fabric Content Registries (v0) 8.0.19+b559734419 fabric-convention-tags-v1: Fabric Convention Tags 2.1.5+7f945d5b19 fabric-convention-tags-v2: Fabric Convention Tags (v2) 2.11.1+a406e79519 fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.2.29+0af3f5a719 fabric-data-attachment-api-v1: Fabric Data Attachment API (v1) 1.4.5+6116a37819 fabric-data-generation-api-v1: Fabric Data Generation API (v1) 20.2.34+37516cd619 fabric-dimensions-v1: Fabric Dimensions API (v1) 4.0.1+65213ef819 fabric-entity-events-v1: Fabric Entity Events (v1) 1.8.0+2b27e0a419 fabric-events-interaction-v0: Fabric Events Interaction (v0) 0.7.13+ba9dae0619 fabric-game-rule-api-v1: Fabric Game Rule API (v1) 1.0.53+6ced4dd919 fabric-item-api-v1: Fabric Item API (v1) 11.2.0+3b3cb2e819 fabric-item-group-api-v1: Fabric Item Group API (v1) 4.1.7+def88e3a19 fabric-key-binding-api-v1: Fabric Key Binding API (v1) 1.0.47+0af3f5a719 fabric-keybindings-v0: Fabric Key Bindings (v0) 0.2.45+df3654b319 fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 2.6.0+0865547519 fabric-loot-api-v2: Fabric Loot API (v2) 3.0.15+3f89f5a519 fabric-loot-api-v3: Fabric Loot API (v3) 1.0.3+3f89f5a519 fabric-message-api-v1: Fabric Message API (v1) 6.0.14+8aaf3aca19 fabric-model-loading-api-v1: Fabric Model Loading API (v1) 2.1.0+b4d813fc19 fabric-networking-api-v1: Fabric Networking API (v1) 4.3.0+c7469b2119 fabric-object-builder-api-v1: Fabric Object Builder API (v1) 15.2.1+40875a9319 fabric-particles-v1: Fabric Particles (v1) 4.0.2+6573ed8c19 fabric-recipe-api-v1: Fabric Recipe API (v1) 5.0.15+2475392c19 fabric-registry-sync-v0: Fabric Registry Sync (v0) 5.3.1+e3eddc2119 fabric-renderer-api-v1: Fabric Renderer API (v1) 3.4.1+b4d813fc19 fabric-renderer-indigo: Fabric Renderer - Indigo 1.7.1+c705a49c19 fabric-renderer-registries-v1: Fabric Renderer Registries (v1) 3.2.69+df3654b319 fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.3.49+73761d2e19 fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 3.1.6+1daea21519 fabric-rendering-v0: Fabric Rendering (v0) 1.1.72+df3654b319 fabric-rendering-v1: Fabric Rendering (v1) 5.1.0+ab4c25a019 fabric-resource-conditions-api-v1: Fabric Resource Conditions API (v1) 4.3.0+8dc279b119 fabric-resource-loader-v0: Fabric Resource Loader (v0) 1.3.1+5b5275af19 fabric-screen-api-v1: Fabric Screen API (v1) 2.0.25+8b68f1c719 fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.3.90+b559734419 fabric-sound-api-v1: Fabric Sound API (v1) 1.0.23+6573ed8c19 fabric-transfer-api-v1: Fabric Transfer API (v1) 5.4.3+c24bd99419 fabric-transitive-access-wideners-v1: Fabric Transitive Access Wideners (v1) 6.2.0+45b9699719 fabric-language-kotlin: Fabric Language Kotlin 1.13.8+kotlin.2.3.0 org_jetbrains_kotlin_kotlin-reflect: kotlin-reflect 2.3.0 org_jetbrains_kotlin_kotlin-stdlib: kotlin-stdlib 2.3.0 org_jetbrains_kotlin_kotlin-stdlib-jdk7: kotlin-stdlib-jdk7 2.3.0 org_jetbrains_kotlin_kotlin-stdlib-jdk8: kotlin-stdlib-jdk8 2.3.0 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 0.8.2 org_jetbrains_kotlinx_kotlinx-io-core-jvm: kotlinx-io-core-jvm 0.8.2 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 0.18.4 mixinextras: MixinExtras 0.5.0 fancymenu: FancyMenu 3.8.1 com_github_keksuccino_japng: japng 0.5.3 com_github_rtyley_animated-gif-lib-for-java: animated-gif-lib-for-java animated-gif-lib-1.7 ferritecore: FerriteCore 7.0.2-hotfix forgeconfigapiport: Forge Config API Port 21.1.6 com_electronwill_night-config_core: core 3.8.0 com_electronwill_night-config_toml: toml 3.8.0 fpsreducer: FPS Reducer 1.21-2.9 framework: Framework 0.13.5 org_javassist_javassist: javassist 3.29.2-GA org_reflections_reflections: reflections 0.10.2 fullbright: Fullbright 1.0 goblintraders: Goblin Traders 1.11.1 iceberg: Iceberg 1.3.2 iris: Iris 1.8.8+mc1.21.1 io_github_douira_glsl-transformer: glsl-transformer 2.0.1 org_anarres_jcpp: jcpp 1.4.14 org_antlr_antlr4-runtime: antlr4-runtime 4.13.1 itemscroller: Item Scroller 0.24.60 java: OpenJDK 64-Bit Server VM 21 konkrete: Konkrete 1.9.9 krypton: Krypton 0.2.8 com_velocitypowered_velocity-native: velocity-native 3.3.0-SNAPSHOT lazydfu: lazyDFU [UNOFFICIAL PORT] 0 libraryferret: Library ferret 4.0.0 litematica: Litematica 0.19.59 lithium: Lithium 0.15.1+mc1.21.1 malilib: MaLiLib 0.21.10 mcwholidays: Macaw's Holidays 1.1.2 mcwpaintings: Macaw's Paintings 1.0.5 melody: Melody 1.0.10 mes: MoogsEndStructures 2.0.0 midnightlib: MidnightLib 1.9.2 minecraft: Minecraft 1.21.1 modernfix: ModernFix 5.25.1+mc1.21.1 modmenu: Mod Menu 11.0.3 placeholder-api: Placeholder API 2.4.0-pre.2+1.21 moogs_structures: Moog's Structure Lib 1.1.0-1.21-1.21.1-fabric mousetweaks: Mouse Tweaks 2.26 noexpensive: NoExpensive 1.21.1-1.10.0 notenoughanimations: NotEnoughAnimations 1.11.1 transition: TRansition 1.0.11 trender: TRender 1.0.10 ok_zoomer: Ok Zoomer 10.0.0-beta.10 wrench_wrapper: Wrench Wrapper 0.6.2 org_jetbrains_annotations: annotations 13.0 owo: oωo **.**.**.**+1.21 blue_endless_jankson: jankson 1.2.2 io_wispforest_endec: endec **.**.**.** io_wispforest_endec_gson: gson **.**.**.** io_wispforest_endec_jankson: jankson **.**.**.** io_wispforest_endec_netty: netty 0.1.2 patchouli: Patchouli 1.21.1-92-FABRIC fiber: fiber 0.23.0-2 pfm: Paladin's Furniture 1.4.4 pickupnotifier: Pick Up Notifier 21.1.1 presencefootsteps: Presence Footsteps 1.11.1+1.21 kirin: Kirin UI 1.20.0+1.21 puzzleslib: Puzzles Lib 21.1.39 recipecooldown: Recipe Cooldown 1.17.1-1.0.0 repurposed_structures: Repurposed Structures 7.5.17+1.21.1-fabric retraining: Retraining 2.0.0 roughlyenoughitems: Roughly Enough Items 16.0.799 error_notifier: Error Notifier 1.0.11 searchables: Searchables 1.0.2 shulkerboxtooltip: Shulker Box Tooltip 5.1.8+1.21.1 simplemod: SimpleMod 1.21.1 skinlayers3d: 3d-Skin-Layers 1.10.1 smoke_suppression: Smoke Suppression 1.1.1 sodium: Sodium 0.6.13+mc1.21.1 sound_physics_remastered: Sound Physics Remastered 1.21.1-1.4.10 stackrefill: Stack Refill 4.9 statuseffecttimer: Status Effect Timer 2.0.0+1.21 structory_towers: Structory: Towers 1.0.15 tolaserblade: ToLaserBlade 5.0.3 trashslot: TrashSlot 21.1.4 trinkets: Trinkets 3.10.0 tweakermore: TweakerMore 3.28.0 conditional-mixin: conditional mixin 0.6.4 tweakeroo: Tweakeroo 0.21.61 ukulib: ukulib 1.4.1+1.21 com_moandjiezana_toml_toml4j: toml4j 0.7.2 ukus-armor-hud: uku's Armor HUD 0.5.1+mc1.21 universalcraft: UniversalCraft 446 vigilance: Vigilance 306 visualworkbench: Visual Workbench 21.1.1 wover: WorldWeaver 21.0.13 wover-biome: WorldWeaver - Biome API 21.0.13 wover-block: WorldWeaver - Block and Item API 21.0.13 wover-common: WorldWeaver - Common API 21.0.13 wover-core: WorldWeaver - Core API 21.0.13 wover-datagen: WorldWeaver - Datagen API 21.0.13 wover-events: WorldWeaver - Events API 21.0.13 wover-feature: WorldWeaver - Feature API 21.0.13 wover-generator: WorldWeaver - World Generator API 21.0.13 wover-item: WorldWeaver - Item API 21.0.13 wover-math: WorldWeaver - Math API 21.0.13 wover-preset: WorldWeaver - World Preset API 21.0.13 wover-recipe: WorldWeaver - Recipe API 21.0.13 wover-structure: WorldWeaver - Structure API 21.0.13 wover-surface: WorldWeaver - Surface API 21.0.13 wover-tag: WorldWeaver - Tag API 21.0.13 wover-ui: WorldWeaver - UI API 21.0.13 wunderlib: WunderLib 21.0.8 xaerominimap: Xaero's Minimap 25.2.10 xaeroworldmap: Xaero's World Map 1.39.12 yungsapi: YUNG's API 1.21.1-Fabric-5.1.6 Loaded Shaderpack: (off) Server Running: true Player Count: 0 / 8; [] Active Data Packs: pfm-data-resources, vanilla, fabric, balm (incompatible), bclib, betterend, betterfortresses (incompatible), betternether, bettervillage (incompatible), carryon (incompatible), collective, comforts (incompatible), decocraft (incompatible), deeperdarker (incompatible), dynamiclights, elevatorid, elytraslot (incompatible), fabric-convention-tags-v2, goblintraders (incompatible), libraryferret (incompatible), malilib, mcwholidays (incompatible), mcwpaintings (incompatible), mes (incompatible), ok_zoomer, patchouli (incompatible), pfm, repurposed_structures, simplemod, structory_towers, tolaserblade, trinkets, visualworkbench (incompatible), wover-generator, wover-preset, wover-surface, wover-tag, yungsapi (incompatible), betterend:patchouli_extensions Available Data Packs: balm (incompatible), bclib, betterend, betterend:nourish_extensions, betterend:patchouli_extensions, betterfortresses (incompatible), betternether, betternether:vanilla-hammers_extensions, betternether:vanillaexcavators_extensions, bettervillage (incompatible), bundle, carryon (incompatible), collective, comforts (incompatible), decocraft (incompatible), deeperdarker (incompatible), dynamiclights, elevatorid, elytraslot (incompatible), fabric, fabric-convention-tags-v2, goblintraders (incompatible), libraryferret (incompatible), malilib, mcwholidays (incompatible), mcwpaintings (incompatible), mes (incompatible), ok_zoomer, patchouli (incompatible), pfm, pfm-data-resources, repurposed_structures, simplemod, structory_towers, tolaserblade, trade_rebalance, trinkets, vanilla, visualworkbench (incompatible), wover-generator, wover-preset, wover-surface, wover-tag, yungsapi (incompatible) Enabled Feature Flags: minecraft:vanilla World Generation: Experimental World Seed: 7265588741434993780 Type: Integrated Server (map_client.txt) Is Modded: Definitely; Client brand changed to 'fabric'; Server brand changed to 'fabric' Launched Version: fabric-loader-0.18.4-1.21.1