[Bug]:

[asanoyuuta]

What happened?

crash minecraft when i started minecraft

Minecraft Version

1.16

Ice and Fire version

2.1.12

Citadel version

1.8.1

Relevant log output

---- Minecraft Crash Report ----
// This doesn't make any sense!

Time: 23/04/29 8:06
Description: Mod loading error has occurred

java.lang.Exception: Mod Loading has failed
    at net.minecraftforge.fml.CrashReportExtender.dumpModLoadingCrashReport(CrashReportExtender.java:85) [?:?] {re:classloading}
    at net.minecraftforge.fml.client.ClientModLoader.completeModLoading(ClientModLoader.java:188) [?:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.lambda$null$1(Minecraft.java:508) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft$$Lambda$4110/1023598271.run(Unknown Source) [?:?] {}
    at net.minecraft.util.Util.func_215077_a(Util.java:430) [?:?] {re:classloading,xf:OptiFine:default}
    at net.minecraft.client.Minecraft.lambda$new$2(Minecraft.java:504) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft$$Lambda$3878/1006752360.accept(Unknown Source) [?:?] {}
    at net.minecraft.client.gui.ResourceLoadProgressGui.func_230430_a_(ResourceLoadProgressGui.java:172) [?:?] {re:classloading,xf:OptiFine:default}
    at net.minecraft.client.renderer.GameRenderer.func_195458_a(GameRenderer.java:802) [?:?] {re:classloading,pl:accesstransformer:B,xf:OptiFine:default}
    at net.minecraft.client.Minecraft.func_195542_b(Minecraft.java:976) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:607) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.main.Main.main(Main.java:184) [?:?] {re:classloading,pl:runtimedistcleaner:A}
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
    at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.2.0.jar:36.2] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$460/2008907751.call(Unknown Source) [forge-1.16.5-36.2.0.jar:36.2] {}
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {}

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

-- Head --
Thread: Render thread
Stacktrace:
    at java.lang.ClassLoader.findClass(ClassLoader.java:530) ~[?:1.8.0_51] {}
-- MOD iceandfire --
Details:
    Caused by 0: java.lang.NoClassDefFoundError: net/minecraftforge/common/ForgeSpawnEggItem
        at com.github.alexthe666.iceandfire.item.IafItemRegistry.registerItems(IafItemRegistry.java:398) ~[?:2.1.12-1.16.5] {re:classloading}
        at net.minecraftforge.eventbus.ASMEventHandler_60_IafItemRegistry_registerItems_Register.invoke(.dynamic) ~[?:?] {}
        at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-4.0.0.jar:?] {}
        at net.minecraftforge.eventbus.EventBus$$Lambda$2594/1880165645.invoke(Unknown Source) ~[?:?] {}
        at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-4.0.0.jar:?] {}
        at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-4.0.0.jar:?] {}
        at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:120) ~[?:36.2] {re:classloading}
        at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:121) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModContainer$$Lambda$3162/848484634.run(Unknown Source) ~[?:?] {}
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1618) ~[?:1.8.0_51] {}
        at net.minecraftforge.fml.ModWorkManager$SyncExecutor.driveOne(ModWorkManager.java:56) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModWorkManager$DrivenExecutor.drive(ModWorkManager.java:40) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModLoader.waitForTransition(ModLoader.java:249) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModLoader.dispatchAndHandleError(ModLoader.java:236) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:202) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.client.ClientModLoader.lambda$begin$1(ClientModLoader.java:103) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
        at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2954/535910992.run(Unknown Source) ~[?:?] {}
        at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$4(ClientModLoader.java:123) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
        at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2955/561783758.run(Unknown Source) ~[?:?] {}
        at net.minecraftforge.fml.client.ClientModLoader.begin(ClientModLoader.java:103) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
        at net.minecraft.client.Minecraft.<init>(Minecraft.java:437) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
        at net.minecraft.client.main.Main.main(Main.java:149) [?:?] {re:classloading,pl:runtimedistcleaner:A}
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
        at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
        at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.2.0.jar:36.2] {}
        at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$460/2008907751.call(Unknown Source) [forge-1.16.5-36.2.0.jar:36.2] {}
        at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}
        at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}
        at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}
        at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}
        at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {}

    Mod File: iceandfire-2.1.12-1.16.5.jar
    Failure message: Ice and Fire (iceandfire) encountered an error during the load_registries event phase
        java.lang.NoClassDefFoundError: net/minecraftforge/common/ForgeSpawnEggItem
    Mod Version: 2.1.12-1.16.5
    Mod Issue URL: https://github.com/Alex-the-666/ice-and-fire/issues
    Exception message: java.lang.ClassNotFoundException: net.minecraftforge.common.ForgeSpawnEggItem
Stacktrace:
    at java.lang.ClassLoader.findClass(ClassLoader.java:530) ~[?:1.8.0_51] {}
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51] {}
    at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:106) ~[modlauncher-8.0.9.jar:?] {re:classloading}
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51] {}
    at com.github.alexthe666.iceandfire.item.IafItemRegistry.registerItems(IafItemRegistry.java:398) ~[?:2.1.12-1.16.5] {re:classloading}
    at net.minecraftforge.eventbus.ASMEventHandler_60_IafItemRegistry_registerItems_Register.invoke(.dynamic) ~[?:?] {}
    at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-4.0.0.jar:?] {}
    at net.minecraftforge.eventbus.EventBus$$Lambda$2594/1880165645.invoke(Unknown Source) ~[?:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-4.0.0.jar:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-4.0.0.jar:?] {}
    at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:120) ~[?:36.2] {re:classloading}
    at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:121) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.ModContainer$$Lambda$3162/848484634.run(Unknown Source) ~[?:?] {}
    at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1618) ~[?:1.8.0_51] {}
    at net.minecraftforge.fml.ModWorkManager$SyncExecutor.driveOne(ModWorkManager.java:56) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.ModWorkManager$DrivenExecutor.drive(ModWorkManager.java:40) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.ModLoader.waitForTransition(ModLoader.java:249) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.ModLoader.dispatchAndHandleError(ModLoader.java:236) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:202) ~[?:?] {re:classloading}
    at net.minecraftforge.fml.client.ClientModLoader.lambda$begin$1(ClientModLoader.java:103) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2954/535910992.run(Unknown Source) ~[?:?] {}
    at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$4(ClientModLoader.java:123) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2955/561783758.run(Unknown Source) ~[?:?] {}
    at net.minecraftforge.fml.client.ClientModLoader.begin(ClientModLoader.java:103) ~[?:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.<init>(Minecraft.java:437) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.main.Main.main(Main.java:149) [?:?] {re:classloading,pl:runtimedistcleaner:A}
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
    at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.2.0.jar:36.2] {}
    at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$460/2008907751.call(Unknown Source) [forge-1.16.5-36.2.0.jar:36.2] {}
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {}

-- System Details --
Details:
    Minecraft Version: 1.16.5
    Minecraft Version ID: 1.16.5
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 3478306992 bytes (3317 MB) / 4764729344 bytes (4544 MB) up to 6442450944 bytes (6144 MB)
    CPUs: 16
    JVM Flags: 10 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -XX:+IgnoreUnrecognizedVMOptions -Xmx6G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    ModLauncher: 8.0.9+86+master.3cf110c
    ModLauncher launch target: fmlclient
    ModLauncher naming: srg
    ModLauncher services: 
        /mixin-0.8.2.jar mixin PLUGINSERVICE 
        /eventbus-4.0.0.jar eventbus PLUGINSERVICE 
        /forge-1.16.5-36.2.0.jar object_holder_definalize PLUGINSERVICE 
        /forge-1.16.5-36.2.0.jar runtime_enum_extender PLUGINSERVICE 
        /accesstransformers-3.0.1.jar accesstransformer PLUGINSERVICE 
        /forge-1.16.5-36.2.0.jar capability_inject_definalize PLUGINSERVICE 
        /forge-1.16.5-36.2.0.jar runtimedistcleaner PLUGINSERVICE 
        /mixin-0.8.2.jar mixin TRANSFORMATIONSERVICE 
        /OptiFine_1.16.5_HD_U_G8.jar OptiFine TRANSFORMATIONSERVICE 
        /forge-1.16.5-36.2.0.jar fml TRANSFORMATIONSERVICE 
    FML: 36.2
    Forge: net.minecraftforge:36.2.0
    FML Language Providers: 
        javafml@36.2
        minecraft@1
    Mod List: 
        forge-1.16.5-36.2.0-client.jar                    |Minecraft                     |minecraft                     |1.16.5              |COMMON_SET|Manifest: NOSIGNATURE
        MutantBeasts-1.16.4-1.1.3.jar                     |Mutant Beasts                 |mutantbeasts                  |1.16.4-1.1.3        |COMMON_SET|Manifest: d9:be:bd:b6:9a:e4:14:aa:05:67:fb:84:06:77:a0:c5:10:ec:27:15:1b:d6:c0:88:49:9a:ef:26:77:61:0b:5e
        forge-1.16.5-36.2.0-universal.jar                 |Forge                         |forge                         |36.2.0              |COMMON_SET|Manifest: 22:af:21:d8:19:82:7f:93:94:fe:2b:ac:b7:e4:41:57:68:39:87:b1:a7:5c:c6:44:f9:25:74:21:14:f5:0d:90
        torohealth-1.16.4-forge-4.jar                     |ToroHealth                    |torohealth                    |NONE                |COMMON_SET|Manifest: NOSIGNATURE
        citadel-1.8.1-1.16.5.jar                          |Citadel                       |citadel                       |1.8.1               |COMMON_SET|Manifest: NOSIGNATURE
        iceandfire-2.1.12-1.16.5.jar                      |Ice and Fire                  |iceandfire                    |2.1.12-1.16.5       |VALIDATE  |Manifest: NOSIGNATURE
        jei-1.16.5-7.7.1.137.jar                          |Just Enough Items             |jei                           |7.7.1.137           |COMMON_SET|Manifest: NOSIGNATURE
    Crash Report UUID: 170934a3-1f15-4ff5-a684-d01400c45846
    OptiFine Version: OptiFine_1.16.5_HD_U_G8
    OptiFine Build: 20210515-161946
    Render Distance Chunks: 32
    Mipmaps: 4
    Anisotropic Filtering: 1
    Antialiasing: 0
    Multitexture: false
    Shaders: null
    OpenGlVersion: 4.6.0 NVIDIA 527.56
    OpenGlRenderer: NVIDIA GeForce GTX 1660 SUPER/PCIe/SSE2
    OpenGlVendor: NVIDIA Corporation
    CpuCount: 16

Other Information

• [ ] I am using other mods besides Ice and Fire
• [X] I have attached a log file from the session that I have experienced this issue

[TheBv]

Upgrade your forge version.

[asanoyuuta]

solved!thank you!