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  1. Minecraft: Java Edition
  2. MC-29638

Hopper: java.lang.IllegalArgumentException: n must be positive

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    • Icon: Bug Bug
    • Resolution: Duplicate
    • None
    • Minecraft 13w36a
    • None
    • Unconfirmed

      This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-72452/

      Crash:

      java.lang.IllegalArgumentException: n must be positive
      	at java.util.Random.nextInt(Unknown Source)
      	at adu.a(SourceFile:121)
      	at adu.a(SourceFile:26)
      	at ado.a(SourceFile:350)
      	at agb.a(SourceFile:433)
      	at kc.a(SourceFile:156)
      	at aey.a(SourceFile:771)
      	at kc.c(SourceFile:93)
      	at kc.d(SourceFile:104)
      	at act.e(SourceFile:297)
      	at kd.g(SourceFile:231)
      	at kd.b(SourceFile:134)
      

      The following is the first clean report made public about this crash:

      ---- Minecraft Crash Report ----
      // Shall we play a game?
      
      Time: 9/5/13 10:24 AM
      Description: Exception ticking world
      
      java.lang.IllegalArgumentException: n must be positive
      	at java.util.Random.nextInt(Unknown Source)
      	at adu.a(SourceFile:121)
      	at adu.a(SourceFile:26)
      	at ado.a(SourceFile:350)
      	at agb.a(SourceFile:433)
      	at kc.a(SourceFile:156)
      	at aey.a(SourceFile:771)
      	at kc.c(SourceFile:93)
      	at kc.d(SourceFile:104)
      	at act.e(SourceFile:297)
      	at kd.g(SourceFile:231)
      	at kd.b(SourceFile:134)
      	at net.minecraft.server.MinecraftServer.t(SourceFile:455)
      	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
      	at bng.s(SourceFile:124)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
      	at hs.run(SourceFile:575)
      
      
      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 adu.a(SourceFile:121)
      	at adu.a(SourceFile:26)
      	at ado.a(SourceFile:350)
      	at agb.a(SourceFile:433)
      	at kc.a(SourceFile:156)
      	at aey.a(SourceFile:771)
      	at kc.c(SourceFile:93)
      	at kc.d(SourceFile:104)
      	at act.e(SourceFile:297)
      	at kd.g(SourceFile:231)
      	at kd.b(SourceFile:134)
      
      -- Affected level --
      Details:
      	Level name: New World
      	All players: 1 total; [kg['nhyb1'/16438, l='New World', x=29999999.50, y=64.50, z=29999999.50]]
      	Chunk stats: ServerChunkCache: 731 Drop: 0
      	Level seed: -8439023160327892878
      	Level generator: ID 00 - default, ver 1. Features enabled: true
      	Level generator options: 
      	Level spawn location: World: (-108,64,164), Chunk: (at 4,4,4 in -7,10; contains blocks -112,0,160 to -97,255,175), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
      	Level time: 7944 game time, 7944 day time
      	Level dimension: 0
      	Level storage version: 0x04ABD - Anvil
      	Level weather: Rain time: 109587 (now: false), thunder time: 93712 (now: false)
      	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
      Stacktrace:
      	at net.minecraft.server.MinecraftServer.t(SourceFile:455)
      	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
      	at bng.s(SourceFile:124)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
      	at hs.run(SourceFile:575)
      
      -- System Details --
      Details:
      	Minecraft Version: 13w36a
      	Operating System: Windows 8 (x86) version 6.2
      	Java Version: 1.7.0_25, Oracle Corporation
      	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
      	Memory: 294155536 bytes (280 MB) / 487636992 bytes (465 MB) up to 1037959168 bytes (989 MB)
      	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
      	AABB Pool Size: 4944 (276864 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
      	Suspicious classes: [com.ibm.icu.text.ArabicShapingException], [gnu.trove.TIntCollection], [gnu.trove.impl.HashFunctions, PrimeFinder], [gnu.trove.impl.hash.THash, TPrimitiveHash, TIntIntHash], [gnu.trove.iterator.TIterator, TAdvancingIterator, TIntIntIterator], [gnu.trove.map.TIntIntMap], [gnu.trove.map.hash.TIntIntHashMap], [gnu.trove.procedure.TIntIntProcedure], [gnu.trove.set.TIntSet]
      	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
      	Profiler Position: N/A (disabled)
      	Vec3 Pool Size: 21701 (1215256 bytes; 1 MB) allocated, 0 (0 bytes; 0 MB) used
      	Player Count: 1 / 8; [kg['nhyb1'/16438, l='New World', x=29999999.50, y=64.50, z=29999999.50]]
      	Type: Integrated Server (map_client.txt)
      	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.
      

      You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-72452/8092833/

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              Created:
              Updated:
              Resolved: