Skip to content

1.21.1 neo crash #11

@TheSilentAngryCat

Description

@TheSilentAngryCat

---- Minecraft Crash Report ----

// Hi. I'm Connector, and I'm a crashaholic

SINYTRA CONNECTOR IS PRESENT!
Please verify issues are not caused by Connector before reporting them to mod authors.
If you're unsure, file a report on Connector's issue tracker found at https://github.com/Sinytra/Connector/issues.

// My bad.

Time: 2025-11-02 14:47:43
Description: Mod loading failures have occurred; consult the issue messages for more details

net.neoforged.neoforge.logging.CrashReportExtender$ModLoadingCrashException: Mod loading has failed

A detailed walkthrough of the error, its code path and all known details is as follows:

-- Head --
Thread: Render thread
Stacktrace:
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(Unknown Source) ~[?:?] {}
-- Mod loading issue for: player2npc --
Details:
Caused by 0: java.lang.NoClassDefFoundError: com/player2/playerengine/PlayerEngineController
at TRANSFORMER/player2npc@1.21.1-1.0.0/com.goodbird.player2npc.Player2NPC.onInitialize(Player2NPC.java:61) ~[player2npc-neoforge-1.21.1-1.2.1.jar%23225!/:?] {re:classloading}
at TRANSFORMER/player2npc@1.21.1-1.0.0/com.goodbird.player2npc.forge.Player2NPCForge.(Player2NPCForge.java:18) ~[player2npc-neoforge-1.21.1-1.2.1.jar%23225!/:?] {re:classloading}
at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(Unknown Source) ~[?:?] {}
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source) ~[?:?] {}
at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:?] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.javafmlmod.FMLModContainer.constructMod(FMLModContainer.java:115) ~[loader-4.0.41.jar%23152!/:4.0] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.ModLoader.lambda$constructMods$3(ModLoader.java:153) ~[loader-4.0.41.jar%23152!/:4.0] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.ModLoader.lambda$dispatchParallelTask$7(ModLoader.java:231) ~[loader-4.0.41.jar%23152!/:4.0] {}
at java.base/java.util.concurrent.CompletableFuture.uniHandle(Unknown Source) ~[?:?] {re:mixin}
at java.base/java.util.concurrent.CompletableFuture$UniHandle.tryFire(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.CompletableFuture$Completion.exec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinTask.doExec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool.scan(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool.runWorker(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source) ~[?:?] {}

Mod file: /C:/Users/{COMPUTER_USERNAME}/AppData/Roaming/ModrinthApp/profiles/1.21.1 neo/mods/player2npc-neoforge-1.21.1-1.2.1.jar
Failure message: Player2NPC (player2npc) has failed to load correctly
	java.lang.NoClassDefFoundError: com/player2/playerengine/PlayerEngineController
Mod version: 1.21.1-1.0.0
Mod issues URL: <No issues URL found>
Exception message: java.lang.ClassNotFoundException: com.player2.playerengine.PlayerEngineController

Stacktrace:
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(Unknown Source) ~[?:?] {}
at java.base/java.lang.ClassLoader.loadClass(Unknown Source) ~[?:?] {}
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:216) ~[securejarhandler-3.0.8.jar:?] {}
at java.base/java.lang.ClassLoader.loadClass(Unknown Source) ~[?:?] {}
at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:216) ~[securejarhandler-3.0.8.jar:?] {}
at java.base/java.lang.ClassLoader.loadClass(Unknown Source) ~[?:?] {}
at TRANSFORMER/player2npc@1.21.1-1.0.0/com.goodbird.player2npc.Player2NPC.onInitialize(Player2NPC.java:61) ~[player2npc-neoforge-1.21.1-1.2.1.jar%23225!/:?] {re:classloading}
at TRANSFORMER/player2npc@1.21.1-1.0.0/com.goodbird.player2npc.forge.Player2NPCForge.(Player2NPCForge.java:18) ~[player2npc-neoforge-1.21.1-1.2.1.jar%23225!/:?] {re:classloading}
at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(Unknown Source) ~[?:?] {}
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source) ~[?:?] {}
at java.base/java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:?] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.javafmlmod.FMLModContainer.constructMod(FMLModContainer.java:115) ~[loader-4.0.41.jar%23152!/:4.0] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.ModLoader.lambda$constructMods$3(ModLoader.java:153) ~[loader-4.0.41.jar%23152!/:4.0] {}
at MC-BOOTSTRAP/fml_loader@4.0.41/net.neoforged.fml.ModLoader.lambda$dispatchParallelTask$7(ModLoader.java:231) ~[loader-4.0.41.jar%23152!/:4.0] {}
at java.base/java.util.concurrent.CompletableFuture.uniHandle(Unknown Source) ~[?:?] {re:mixin}
at java.base/java.util.concurrent.CompletableFuture$UniHandle.tryFire(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.CompletableFuture$Completion.exec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinTask.doExec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool.scan(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinPool.runWorker(Unknown Source) ~[?:?] {}
at java.base/java.util.concurrent.ForkJoinWorkerThread.run(Unknown Source) ~[?:?] {}

-- System Details --
Details:
Minecraft Version: 1.21.1
Minecraft Version ID: 1.21.1
Operating System: Windows 10 (amd64) version 10.0
Java Version: 21.0.8, Azul Systems, Inc.
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Azul Systems, Inc.
Memory: 185634536 bytes (177 MiB) / 649068544 bytes (619 MiB) up to 2147483648 bytes (2048 MiB)
CPUs: 8
Processor Vendor: GenuineIntel
Processor Name: Intel(R) Core(TM) i5-1035G1 CPU @ 1.00GHz
Identifier: Intel64 Family 6 Model 126 Stepping 5
Microarchitecture: Ice Lake (Client)
Frequency (GHz): 1.19
Number of physical packages: 1
Number of physical CPUs: 4
Number of logical CPUs: 8
Graphics card #0 name: Intel(R) UHD Graphics
Graphics card #0 vendor: Intel Corporation
Graphics card #0 VRAM (MiB): 1024.00
Graphics card #0 deviceId: VideoController1
Graphics card #0 versionInfo: 26.20.100.7926
Memory slot #0 capacity (MiB): 8192.00
Memory slot #0 clockSpeed (GHz): 2.67
Memory slot #0 type: DDR4
Virtual memory max (MiB): 17378.82
Virtual memory used (MiB): 10711.58
Swap memory total (MiB): 9499.10
Swap memory used (MiB): 905.88
Space in storage for jna.tmpdir (MiB): available: 28349.77, total: 487543.19
Space in storage for org.lwjgl.system.SharedLibraryExtractPath (MiB): available: 28349.77, total: 487543.19
Space in storage for io.netty.native.workdir (MiB): available: 28349.77, total: 487543.19
Space in storage for java.io.tmpdir (MiB): available: 28349.77, total: 487543.19
Space in storage for workdir (MiB): available: 28349.77, total: 487543.19
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2048M
Sinytra Connector: 2.0.0-beta.11+1.21.1
SINYTRA CONNECTOR IS PRESENT!
Please verify issues are not caused by Connector before reporting them to mod authors. If you're unsure, file a report on Connector's issue tracker.
Connector's issue tracker can be found at https://github.com/Sinytra/Connector/issues.
ModLauncher: 11.0.5+main.901c6ea8
ModLauncher launch target: forgeclient
ModLauncher services:
sponge-mixin-0.15.2+mixin.0.8.7.jar mixin PLUGINSERVICE
loader-4.0.41.jar slf4jfixer PLUGINSERVICE
loader-4.0.41.jar runtime_enum_extender PLUGINSERVICE
at-modlauncher-10.0.1.jar accesstransformer PLUGINSERVICE
loader-4.0.41.jar runtimedistcleaner PLUGINSERVICE
modlauncher-11.0.5.jar mixin TRANSFORMATIONSERVICE
modlauncher-11.0.5.jar fml TRANSFORMATIONSERVICE
modlauncher-11.0.5.jar connector_loader TRANSFORMATIONSERVICE
FML Language Providers:
javafml@4.0
lowcodefml@4.0
minecraft@4.0
Mod List:
architectury-13.0.8-neoforge.jar |Architectury |architectury |13.0.8 |Manifest: NOSIGNATURE
athena-neoforge-1.21-4.0.0.jar |Athena |athena |4.0.0 |Manifest: NOSIGNATURE
BiomesOPlenty-neoforge-1.21.1-21.1.0.12.jar |Biomes O' Plenty |biomesoplenty |21.1.0.12 |Manifest: NOSIGNATURE
common-networking-neoforge-1.0.18-1.21.1.jar |Common Networking |commonnetworking |1.0.18-1.21.1 |Manifest: NOSIGNATURE
Corgilib-NeoForge-1.21.1-5.0.0.7.jar |CorgiLib |corgilib |5.0.0.7 |Manifest: NOSIGNATURE
Endless Inventory-neoforge-1.21.1-1.1.0.jar |Endless Inventory |endless_inventory |1.1.0 |Manifest: NOSIGNATURE
geckolib-neoforge-1.21.1-4.8.2.jar |GeckoLib 4 |geckolib |4.8.2 |Manifest: NOSIGNATURE
GlitchCore-neoforge-1.21.1-2.1.0.0.jar |GlitchCore |glitchcore |2.1.0.0 |Manifest: NOSIGNATURE
journeymap-neoforge-1.21.1-6.0.0-beta.52.jar |Journeymap |journeymap |1.21.1-6.0.0-beta.52|Manifest: NOSIGNATURE
journeymap-api-neoforge-2.0.0-1.21.1-SNAPSHOT.jar |JourneyMap API |journeymap_api |2.0.0 |Manifest: NOSIGNATURE
lairs_extra_biomes-neoforge-1.21.1.jar |lairs_extra_biomes |lairs_extra_biomes |1.0.0 |Manifest: NOSIGNATURE
lostcities-1.21-8.3.5.jar |LostCities |lostcities |1.21-8.3.5 |Manifest: NOSIGNATURE
client-1.21.1-20240808.144430-srg.jar |Minecraft |minecraft |1.21.1 |Manifest: a1:d4:5e:04:4f:d3:d6:e0:7b:37:97:cf:77:b0:de:ad:4a:47:ce:8c:96:49:5f:0a:cf:8c:ae:b2:6d:4b:8a:3f
neoforge-21.1.208-universal.jar |NeoForge |neoforge |21.1.208 |Manifest: NOSIGNATURE
Oh-The-Biomes-Weve-Gone-NeoForge-2.5.0.jar |Oh The Biomes We've Gone |biomeswevegone |2.5.0 |Manifest: NOSIGNATURE
Oh-The-Trees-Youll-Grow-neoforge-1.21.1-5.1.2.jar |Oh The Trees You'll Grow |ohthetreesyoullgrow |5.1.2 |Manifest: NOSIGNATURE
Pixelmon-1.21.1-9.3.9-universal.jar |Pixelmon |pixelmon |9.3.9 |Manifest: NOSIGNATURE
player2npc-neoforge-1.21.1-1.2.1.jar |Player2NPC |player2npc |1.21.1-1.0.0 |Manifest: NOSIGNATURE
resourcefullib-neoforge-1.21-3.0.12.jar |Resourceful Lib |resourcefullib |3.0.12 |Manifest: NOSIGNATURE
org.sinytra.connector-2.0.0-beta.11+1.21.1-mod.jar|Sinytra Connector |connector |2.0.0-beta.11+1.21.1|Manifest: NOSIGNATURE
TerraBlender-neoforge-1.21.1-4.1.0.8.jar |TerraBlender |terrablender |4.1.0.8 |Manifest: NOSIGNATURE
the_bumblezone-7.11.4+1.21.1-neoforge.jar |The Bumblezone |the_bumblezone |7.11.4+1.21.1-neofor|Manifest: NOSIGNATURE
The_Undergarden-1.21.1-0.9.3.jar |The Undergarden |undergarden |0.9.3 |Manifest: NOSIGNATURE
uncrafteverything-1.9.1+1.21.1-neoforge.jar |Uncraft Everything |uncrafteverything |1.9.1+1.21.1-neoforg|Manifest: NOSIGNATURE
Vampirism-1.21-1.10.7.jar |Vampirism |vampirism |1.10.7 |Manifest: NOSIGNATURE
Crash Report UUID: eea3193a-3cc9-4d4d-bc02-f8456681617d
FML: 4.0.41
NeoForge: 21.1.208

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions