---- Minecraft Crash Report ----
Time: 2026-02-17 03:19:11
Description: Exception in server tick loop
java.lang.NoSuchMethodError: 'boolean net.minecraft.class_2168.method_9259(int)'
at knot//link.e4mc.E4mcClient.lambda$registerCommands$0(E4mcClient.java:44)
at knot//com.mojang.brigadier.tree.CommandNode.canUse(CommandNode.java:65)
at net.minecraft.server.command.CommandManager.deepCopyNodes(CommandManager.java:449)
at net.minecraft.server.command.CommandManager.sendCommandTree(CommandManager.java:443)
at net.minecraft.server.PlayerManager.sendCommandTree(PlayerManager.java:592)
at net.minecraft.server.PlayerManager.sendCommandTree(PlayerManager.java:489)
at net.minecraft.server.PlayerManager.onPlayerConnect(PlayerManager.java:192)
at net.minecraft.server.network.PrepareSpawnTask$PlayerSpawn.onReady(class_11549.java:198)
at net.minecraft.server.network.PrepareSpawnTask.onReady(PrepareSpawnTask.java:91)
at net.minecraft.server.network.ServerConfigurationNetworkHandler.onReady(ServerConfigurationNetworkHandler.java:178)
at net.minecraft.network.packet.c2s.config.ReadyC2SPacket.apply(ReadyC2SPacket.java:22)
at net.minecraft.network.packet.c2s.config.ReadyC2SPacket.apply(ReadyC2SPacket.java:8)
at net.minecraft.network.PacketApplyBatcher$Entry.apply(class_11980.java:55)
at net.minecraft.network.PacketApplyBatcher.apply(PacketApplyBatcher.java:38)
at net.minecraft.server.MinecraftServer.processPacketsAndTick(MinecraftServer.java:1047)
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:771)
at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:301)
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:
---------------------------------------------------------------------------------------
Minecraft Version: 1.21.11
Minecraft Version ID: 1.21.11
Operating System: Linux (amd64) version 6.12.22+bpo-amd64
Java Version: 21.0.7, Eclipse Adoptium
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Eclipse Adoptium
Memory: 235540376 bytes (224 MiB) / 687865856 bytes (656 MiB) up to 6291456000 bytes (6000 MiB)
Processor Vendor: AuthenticAMD
Processor Name: AMD EPYC 4584PX 16-Core Processor
Identifier: AuthenticAMD Family 25 Model 97 Stepping 2
Number of physical packages: 1
Number of physical CPUs: 16
Number of logical CPUs: 32
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): 128559.70
Virtual memory used (MiB): 175055.59
Swap memory total (MiB): 32139.83
Swap memory used (MiB): 6.32
Space in storage for jna.tmpdir (MiB): <path not set>
Space in storage for org.lwjgl.system.SharedLibraryExtractPath (MiB): <path not set>
Space in storage for io.netty.native.workdir (MiB): <path not set>
Space in storage for java.io.tmpdir (MiB): available: 526121.88, total: 539636.88
Space in storage for workdir (MiB): available: 526121.88, total: 846757.13
JVM Flags: 1 total; -Xmx6000M
cloth-config: Cloth Config v20 21.11.153
cloth-basic-math: cloth-basic-math 0.6.1
config_manager: Config Manager 1.1.1
controlify: Controlify 2.5.2+1.21.11-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
crash_assistant: Crash Assistant 1.10.30
debugify: Debugify 1.21.11+1.0
folk_sisby_kaleido-config: kaleido-config 0.3.3+1.3.2
entityculling: EntityCulling 1.9.5
transition: TRansition 1.0.11
fabric-api: Fabric API 0.141.3+1.21.11
fabric-api-base: Fabric API Base 1.0.5+4ebb5c083e
fabric-api-lookup-api-v1: Fabric API Lookup API (v1) 1.6.114+20dc27073e
fabric-biome-api-v1: Fabric Biome API (v1) 17.1.1+4fc5413f3e
fabric-block-api-v1: Fabric Block API (v1) 1.1.10+4ebb5c083e
fabric-block-view-api-v2: Fabric BlockView API (v2) 1.0.39+4ebb5c083e
fabric-command-api-v2: Fabric Command API (v2) 2.4.7+6b42a6003e
fabric-content-registries-v0: Fabric Content Registries (v0) 10.2.14+4fc5413f3e
fabric-convention-tags-v1: Fabric Convention Tags 2.1.55+7f945d5b3e
fabric-convention-tags-v2: Fabric Convention Tags (v2) 2.17.3+8ef948ba3e
fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.3.23+4ebb5c083e
fabric-data-attachment-api-v1: Fabric Data Attachment API (v1) 1.8.47+eed0806f3e
fabric-data-generation-api-v1: Fabric Data Generation API (v1) 23.4.0+69974c4e3e
fabric-dimensions-v1: Fabric Dimensions API (v1) 4.0.28+4fc5413f3e
fabric-entity-events-v1: Fabric Entity Events (v1) 3.1.1+1d0ab4303e
fabric-events-interaction-v0: Fabric Events Interaction (v0) 4.1.0+3b89ecf63e
fabric-game-rule-api-v1: Fabric Game Rule API (v1) 2.0.3+4fc5413f3e
fabric-item-api-v1: Fabric Item API (v1) 11.5.20+d0c46b9e3e
fabric-item-group-api-v1: Fabric Item Group API (v1) 4.2.36+4fc5413f3e
fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 2.6.15+4ebb5c083e
fabric-loot-api-v2: Fabric Loot API (v2) 3.0.73+3f89f5a53e
fabric-loot-api-v3: Fabric Loot API (v3) 2.0.20+78c8b4663e
fabric-message-api-v1: Fabric Message API (v1) 6.1.12+4ebb5c083e
fabric-networking-api-v1: Fabric Networking API (v1) 5.1.5+ae1e07683e
fabric-object-builder-api-v1: Fabric Object Builder API (v1) 21.1.39+4fc5413f3e
fabric-particles-v1: Fabric Particles (v1) 4.2.11+4fc5413f3e
fabric-recipe-api-v1: Fabric Recipe API (v1) 8.2.3+4ebb5c083e
fabric-registry-sync-v0: Fabric Registry Sync (v0) 6.2.5+1718722b3e
fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 3.1.43+4ebb5c083e
fabric-resource-conditions-api-v1: Fabric Resource Conditions API (v1) 5.0.35+4fc5413f3e
fabric-resource-loader-v0: Fabric Resource Loader (v0) 3.3.4+4fc5413f3e
fabric-resource-loader-v1: Fabric Resource Loader (v1) 1.0.10+78c8b4663e
fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.3.161+4fc5413f3e
fabric-serialization-api-v1: Fabric Serialization API (v1) 1.0.5+4ebb5c083e
fabric-tag-api-v1: Fabric Tag API (v1) 1.2.20+4fc5413f3e
fabric-transfer-api-v1: Fabric Transfer API (v1) 6.0.25+4fc5413f3e
fabric-transitive-access-wideners-v1: Fabric Transitive Access Wideners (v1) 7.1.0+014c8cec3e
fabric-language-kotlin: Fabric Language Kotlin 1.13.9+kotlin.2.3.10
org_jetbrains_kotlin_kotlin-reflect: kotlin-reflect 2.3.10
org_jetbrains_kotlin_kotlin-stdlib: kotlin-stdlib 2.3.10
org_jetbrains_kotlin_kotlin-stdlib-jdk7: kotlin-stdlib-jdk7 2.3.10
org_jetbrains_kotlin_kotlin-stdlib-jdk8: kotlin-stdlib-jdk8 2.3.10
org_jetbrains_kotlinx_atomicfu-jvm: atomicfu-jvm 0.31.0
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 1.10.0
org_jetbrains_kotlinx_kotlinx-serialization-core-jvm: kotlinx-serialization-core-jvm 1.10.0
org_jetbrains_kotlinx_kotlinx-serialization-json-jvm: kotlinx-serialization-json-jvm 1.10.0
fabricloader: Fabric Loader 0.18.4
mixinextras: MixinExtras 0.5.0
ferritecore: FerriteCore 8.2.0
forgeconfigapiport: Forge Config API Port 21.11.1
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 0.21.3+mc1.21.11
minecraft: Minecraft 1.21.11
mixintrace: MixinTrace 1.1.1+1.17
nochatreports: No Chat Reports 1.21.11-v2.18.0
yet_another_config_lib_v3: YetAnotherConfigLib 3.8.2+1.21.11-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
Active Data Packs: vanilla, fabric-convention-tags-v2
Available Data Packs: fabric-convention-tags-v2, minecart_improvements, redstone_experiments, trade_rebalance, vanilla
Enabled Feature Flags: minecraft:vanilla
World Seed: 6449447579948116832
Suppressed Exceptions: ~~NONE~~
Is Modded: Definitely; Server brand changed to 'fabric'
Type: Dedicated Server (map_server.txt)