---- Minecraft Crash Report ---- WARNING: coremods are present: Contact their authors BEFORE contacting forge // Oops. Time: 10/10/18 6:22 AM Description: Initializing game java.lang.VerifyError: Bad return type Exception Details: Location: Config.getDefiningResourcePack(Lnet/minecraft/server/network/NetHandlerLoginServer;)Lnet/minecraft/profiler/Snooper; @91: areturn Reason: Type 'net/minecraft/util/CombatEntry' (current frame, stack[0]) is not assignable to 'net/minecraft/profiler/Snooper' (from method signature) Current Frame: bci: @91 flags: { } locals: { 'net/minecraft/server/network/NetHandlerLoginServer', 'net/minecraft/potion/PotionHealthBoost', 'java/util/Collection', 'java/util/List' } stack: { 'net/minecraft/util/CombatEntry' } Bytecode: 0x0000000: b202 cdb6 037e 4c2b b603 844d 2cc0 0335 0x0000010: 4e2d b903 3801 0004 6436 0415 049b 002e 0x0000020: 2d15 04b9 033c 0200 c003 983a 0519 05b6 0x0000030: 039b 3a06 1906 b203 d32a b903 d603 0099 0x0000040: 0006 1906 b084 04ff a7ff d3b8 039f b203 0x0000050: d32a b603 d799 0007 b803 9fb0 01b0 Stackmap Table: full_frame(@27,{Object[#667],Object[#896],Object[#905],Object[#821],Integer},{}) same_frame(@69) chop_frame(@75,1) same_frame(@92) 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:293) at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:216) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:466) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377) at net.minecraft.client.main.Main.main(SourceFile:123) 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 -- Thread: Client thread 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:293) at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:216) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:466) -- Initialization -- Details: Stacktrace: at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377) at net.minecraft.client.main.Main.main(SourceFile:123) 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: 1.12.2 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: 168148008 bytes (160 MB) / 469762048 bytes (448 MB) up to 1073741824 bytes (1024 MB) JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 FML: Loaded coremods (and transformers): Launched Version: 1.12.2-forge1.12.2-14.23.4.2759 LWJGL: 2.9.4 OpenGL: AMD Radeon(TM) R5 Graphics GL version 4.5.13397 Compatibility Profile Context 15.200.1055.0, 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: No Is Modded: Definitely; Client brand changed to 'fml,forge' Type: Client (map_client.txt) Resource Packs: Current Language: ~~ERROR~~ NullPointerException: null Profiler Position: N/A (disabled) CPU: 4x AMD A8-7410 APU with AMD Radeon R5 Graphics