---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: _HUG~

Time: 19/10/13 22:04
Description: Unexpected error

java.lang.IllegalArgumentException: n must be positive
at java.util.Random.nextInt(Unknown Source)
at bss.b(SourceFile:42)
at bsn.c(SourceFile:236)
at bst.a(SourceFile:154)
at bsk.a(SourceFile:41)
at ayw.o(SourceFile:1537)
at ayw.ad(SourceFile:755)
at ayw.e(SourceFile:706)
at net.minecraft.client.main.Main.main(SourceFile:103)

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

– Head –
Stacktrace:
at java.util.Random.nextInt(Unknown Source)
at bss.b(SourceFile:42)
at bsn.c(SourceFile:236)
at bst.a(SourceFile:154)
at bsk.a(SourceFile:41)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [biw['Chaozz'/71, l='MpServer', x=264,33, y=70,38, z=-32,54]]
Chunk stats: MultiplayerChunkCache: 210, 210
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (212,64,256), Chunk: (at 4,4,0 in 13,16; contains blocks 208,0,256 to 223,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 27486 game time, 27486 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 13 total; [un['Murciélago'/99, l='MpServer', x=330,94, y=23,01, z=31,50], un['Murciélago'/96, l='MpServer', x=304,25, y=44,10, z=23,25], un['Murciélago'/97, l='MpServer', x=310,07, y=41,79, z=19,13], un['Murciélago'/78, l='MpServer', x=233,25, y=49,00, z=-111,50], un['Murciélago'/79, l='MpServer', x=260,52, y=45,48, z=-16,19], vt['item.tile.cobbleWall.mossy'/72, l='MpServer', x=262,69, y=63,13, z=-33,84], biw['Chaozz'/71, l='MpServer', x=264,33, y=70,38, z=-32,54], un['Murciélago'/84, l='MpServer', x=300,65, y=29,98, z=-52,25], un['Murciélago'/81, l='MpServer', x=286,60, y=21,07, z=38,62], un['Murciélago'/80, l='MpServer', x=281,75, y=34,10, z=-36,44], un['Murciélago'/93, l='MpServer', x=311,53, y=13,52, z=-21,09], un['Murciélago'/95, l='MpServer', x=310,88, y=50,42, z=-12,16], un['Murciélago'/94, l='MpServer', x=312,81, y=50,85, z=-16,34]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bir.a(SourceFile:284)
at ayw.b(SourceFile:1938)
at ayw.e(SourceFile:720)
at net.minecraft.client.main.Main.main(SourceFile:103)

– System Details –
Details:
Minecraft Version: 13w42b
Operating System: Windows 7 (x86) version 6.1
Java Version: 1.7.0_45, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 11472800 bytes (10 MB) / 143245312 bytes (136 MB) up to 1037959168 bytes (989 MB)
JVM Flags: 1 total; -Xmx1G
AABB Pool Size: 7955 (445480 bytes; 0 MB) allocated, 129 (7224 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
Launched Version: 13w42b
LWJGL: 2.9.0
OpenGL: Intel(R) HD Graphics GL version 3.1.0 - Build 9.17.10.2963, Intel
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: Español (Argentina)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 1594 (89264 bytes; 0 MB) allocated, 34 (1904 bytes; 0 MB) used
Anisotropic Filtering: Off (1)