java.lang.reflect.InvocationTargetException: null
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.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
Caused by: java.lang.VerifyError: Bad return type
Exception Details:
Location:
net/minecraft/entity/player/EntityPlayerMP.func_175398_C()Lnet/minecraft/entity/Entity; @15: areturn
Reason:
Type 'java/lang/Object' (current frame, stack[0]) is not assignable to 'net/minecraft/entity/Entity' (from method signature)
Current Frame:
bci: @15
flags: { }
locals: { 'net/minecraft/entity/player/EntityPlayerMP' }
stack: { 'java/lang/Object' }
Bytecode:
0x0000000: 2ab4 0827 c700 072a a700 072a b408 27b0
0x0000010:
Stackmap Table:
same_frame(@11)
same_locals_1_stack_item_frame(@15,Object[#1348])
at net.minecraft.util.datafix.DataFixesManager.func_188279_a(DataFixesManager.java:170) ~[rz.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:367) ~[bib.class:?]
at net.minecraft.client.main.Main.main(SourceFile:123) ~[Main.class:?]
... 6 more