---- Minecraft Crash Report ----
// You're mean.

Time: 1/17/13 7:51 PM
Description: Ticking entity

java.lang.ArrayIndexOutOfBoundsException: -1
	at aar.a(SourceFile:314)
	at aar.e(SourceFile:535)
	at yv.r(SourceFile:1579)
	at apa.b(SourceFile:290)
	at apa.b(SourceFile:270)
	at apa.a(SourceFile:168)
	at qn.aB(SourceFile:97)
	at qn.l_(SourceFile:90)
	at yv.a(SourceFile:1312)
	at iq.a(SourceFile:480)
	at yv.g(SourceFile:1290)
	at yv.h(SourceFile:1197)
	at iq.h(SourceFile:374)
	at net.minecraft.server.MinecraftServer.r(SourceFile:460)
	at net.minecraft.server.MinecraftServer.q(SourceFile:395)
	at bhc.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:329)
	at gi.run(SourceFile:565)


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

-- Head --
Stacktrace:
	at aar.a(SourceFile:314)
	at aar.e(SourceFile:535)
	at yv.r(SourceFile:1579)
	at apa.b(SourceFile:290)
	at apa.b(SourceFile:270)
	at apa.a(SourceFile:168)
	at qn.aB(SourceFile:97)
	at qn.l_(SourceFile:90)
	at yv.a(SourceFile:1312)
	at iq.a(SourceFile:480)
	at yv.g(SourceFile:1290)

-- Entity being ticked --
Details:
	Entity Type: MinecartHopper (qn)
	Entity ID: 1494302
	Entity Name: entity.MinecartHopper.name
	Entity's Exact location: NaN, -1.73, NaN
	Entity's Block location: World: (0,-2,0), Chunk: (at 0,-1,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: 0.00, -0.76, 0.00
Stacktrace:
	at yv.h(SourceFile:1197)
	at iq.h(SourceFile:374)

-- Affected level --
Details:
	Level name: Snapshot Test (13w01b)
	All players: 1 total; [it['leohotshot'/225, l='Snapshot Test (13w01b)', x=103.13, y=64.00, z=-78.60]]
	Chunk stats: ServerChunkCache: 962 Drop: 0
	Level seed: 2572945
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-1,64,197), Chunk: (at 15,4,5 in -1,12; contains blocks -16,0,192 to -1,255,207), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 410318 game time, 17836 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 22956 (now: false), thunder time: 141980 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.r(SourceFile:460)
	at net.minecraft.server.MinecraftServer.q(SourceFile:395)
	at bhc.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:329)
	at gi.run(SourceFile:565)

-- System Details --
Details:
	Minecraft Version: 13w03a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 230361440 bytes (219 MB) / 534315008 bytes (509 MB) up to 534315008 bytes (509 MB)
	JVM Flags: 2 total; -Xms512m -Xmx512m
	AABB Pool Size: 4656 (260736 bytes; 0 MB) allocated, 2414 (135184 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1479 (82824 bytes; 0 MB) allocated, 325 (18200 bytes; 0 MB) used
	Player Count: 1 / 8; [it['leohotshot'/225, l='Snapshot Test (13w01b)', x=103.13, y=64.00, z=-78.60]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Very likely; Jar signature invalidated