---- Minecraft Crash Report ----
// I feel sad now :(

Time: 8/25/15 2:20 AM
Description: Reading NBT data

java.lang.ClassCastException: cj cannot be cast to ci
	at bx.d(SourceFile:120)
	at xz.c(SourceFile:128)
	at xz.a(SourceFile:75)
	at ty.b(SourceFile:360)
	at ua.a(SourceFile:579)
	at js.a(SourceFile:81)
	at nk.f(SourceFile:1056)
	at hk.a(SourceFile:152)
	at hk.a(SourceFile:52)
	at bkr.b(SourceFile:73)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bko.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hf.run(SourceFile:582)


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

-- Corrupt NBT tag --
Details:
	Tag type found: STRING
	Tag type expected: SHORT
	Tag name: id
Stacktrace:
	at bx.d(SourceFile:120)
	at xz.c(SourceFile:128)
	at xz.a(SourceFile:75)
	at ty.b(SourceFile:360)
	at ua.a(SourceFile:579)
	at js.a(SourceFile:81)

-- Entity being loaded --
Details:
	Entity Type: null (js)
	Entity ID: 3
	Entity Name: DragonHero543
	Entity's Exact location: 1495.52, 63.00, -336.55
	Entity's Block location: World: (1495,63,-337), Chunk: (at 7,3,15 in 93,-22; contains blocks 1488,0,-352 to 1503,255,-337), Region: (2,-1; contains chunks 64,-32 to 95,-1, blocks 1024,0,-512 to 1535,255,-1)
	Entity's Momentum: 0.00, -0.08, 0.00
Stacktrace:
	at nk.f(SourceFile:1056)
	at hk.a(SourceFile:152)
	at hk.a(SourceFile:52)
	at bkr.b(SourceFile:73)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bko.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hf.run(SourceFile:582)

-- System Details --
Details:
	Minecraft Version: 1.6.1
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 75309176 bytes (71 MB) / 173314048 bytes (165 MB) up to 1060372480 bytes (1011 MB)
	JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	AABB Pool Size: 2 (112 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Player Count: 0 / 8; []
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.