Hello,

I like playing minecraft (with mods too) and I added some mods but my minecraft crashes... this appears: The game crashed whilst initializing game Error: java.lang.VerifyError: Bad return type

also under this messages is a crash report, please tell me which mod is causing this

Thank you!

 

---- Minecraft Crash Report ----

WARNING: coremods are present:
Contact their authors BEFORE contacting forge

// Shall we play a game?

Time: 9/8/23 4:30 PM
Description: Initializing game

java.lang.VerifyError: Bad return type
Exception Details:
  Location:
    Config.getDefiningResourcePack(Lnet/minecraft/network/play/server/S14PacketEntity;)Lnet/minecraft/world/gen/structure/StructureVillagePieces$Start; @111: areturn
  Reason:
    Type 'net/minecraft/world/gen/structure/StructureVillagePieces$House1' (current frame, stack[0]) is not assignable to 'net/minecraft/world/gen/structure/StructureVillagePieces$Start' (from method signature)
  Current Frame:
    bci: @111
    flags: { }
    locals: { 'net/minecraft/network/play/server/S14PacketEntity', 'net/minecraft/world/gen/structure/StructureVillagePieces$House3', 'net/minecraft/world/gen/structure/StructureVillagePieces$Start', 'java/util/List' }
    stack: { 'net/minecraft/world/gen/structure/StructureVillagePieces$House1' }
  Bytecode:
    0x0000000: b202 d4b6 037e 4c2b b603 9a4d 2cc6 000f
    0x0000010: 2c2a b903 cc02 0099 0005 2cb0 2bb2 03cf
    0x0000020: b803 c4c0 033c 4e2d c600 3a2d b903 3f01
    0x0000030: 0004 6436 0415 049b 002b 2d15 04b9 0343
    0x0000040: 0200 c000 073a 0519 05b6 0395 3a06 1906
    0x0000050: 2ab9 03cc 0200 9900 0619 06b0 8404 ffa7
    0x0000060: ffd6 b803 af2a b603 d099 0007 b803 afb0
    0x0000070: 01b0                                   
  Stackmap Table:
    append_frame(@28,Object[#9],Object[#884])
    append_frame(@53,Object[#828],Integer)
    same_frame(@92)
    chop_frame(@98,1)
    same_frame(@112)

    at java.lang.Class.getDeclaredFields0(Native Method)
    at java.lang.Class.privateGetDeclaredFields(Class.java:2583)
    at java.lang.Class.getField0(Class.java:2975)
    at java.lang.Class.getField(Class.java:1701)
    at net.minecraftforge.fml.client.FMLClientHandler.detectOptifine(FMLClientHandler.java:283)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:198)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:412)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:325)
    at net.minecraft.client.main.Main.main(SourceFile:120)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

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

-- Head --
Stacktrace:
    at java.lang.Class.getDeclaredFields0(Native Method)
    at java.lang.Class.privateGetDeclaredFields(Class.java:2583)
    at java.lang.Class.getField0(Class.java:2975)
    at java.lang.Class.getField(Class.java:1701)
    at net.minecraftforge.fml.client.FMLClientHandler.detectOptifine(FMLClientHandler.java:283)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:198)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:412)

-- Initialization --
Details:
Stacktrace:
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:325)
    at net.minecraft.client.main.Main.main(SourceFile:120)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:497)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
    Minecraft Version: 1.8
    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: 495664416 bytes (472 MB) / 771751936 bytes (736 MB) up to 2147483648 bytes (2048 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML:
    Loaded coremods (and transformers):
    Launched Version: 1.8-forge1.8-11.14.4.1577
    LWJGL: 2.9.1
    OpenGL: Radeon RX 570 Series GL version 4.6.0 Compatibility Profile Context 23.9.1.230821, ATI Technologies Inc.
    GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: [vanilla, file/programmer_art.zip, file/C4Music_v2.2.zip]
    Current Language: ~~ERROR~~ NullPointerException: null
    Profiler Position: N/A (disabled)

The version you are using is no longer supported on this forum.

Please update to a modern version of Minecraft to receive support.