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  1. Minecraft: Java Edition
  2. MC-31402

Hopper: java.lang.NullPointerException

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    • Icon: Bug Bug
    • Resolution: Duplicate
    • None
    • Minecraft 13w37b, Minecraft 13w41b
    • None
    • Unconfirmed

      This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-148517/

      Crash:

      java.lang.NullPointerException
      	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
      	at com.google.common.collect.Lists.newArrayList(Lists.java:123)
      	at axt.a(SourceFile:141)
      	at axt.a(SourceFile:120)
      	at axt.a(SourceFile:116)
      

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

      ---- Minecraft Crash Report ----
      // I blame Dinnerbone.
      
      Time: 9/13/13 7:24 PM
      Description: Showing chat
      
      java.lang.NullPointerException
      	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
      	at com.google.common.collect.Lists.newArrayList(Lists.java:123)
      	at axt.a(SourceFile:141)
      	at axt.a(SourceFile:120)
      	at axt.a(SourceFile:116)
      	at bfo.a(SourceFile:535)
      	at fe.a(SourceFile:47)
      	at eb.b(SourceFile:354)
      	at bfo.e(SourceFile:105)
      	at bfu.b(SourceFile:60)
      	at awo.m(SourceFile:1440)
      	at awo.V(SourceFile:690)
      	at awo.e(SourceFile:646)
      	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 com.google.common.base.Preconditions.checkNotNull(Preconditions.java:191)
      	at com.google.common.collect.Lists.newArrayList(Lists.java:123)
      	at axt.a(SourceFile:141)
      	at axt.a(SourceFile:120)
      	at axt.a(SourceFile:116)
      
      -- Chat message being added --
      Details:
      	Raw Message: null
      	Reconstructed Component: null
      Stacktrace:
      	at bfo.a(SourceFile:535)
      	at fe.a(SourceFile:47)
      	at eb.b(SourceFile:354)
      	at bfo.e(SourceFile:105)
      
      -- Affected level --
      Details:
      	Level name: MpServer
      	All players: 2 total; [bfz['masterquest777'/145438, l='MpServer', x=279.88, y=66.62, z=-72.72], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81]]
      	Chunk stats: MultiplayerChunkCache: 297, 297
      	Level seed: 0
      	Level generator: ID 00 - default, ver 1. Features enabled: false
      	Level generator options: 
      	Level spawn location: World: (256,64,232), Chunk: (at 0,4,8 in 16,14; contains blocks 256,0,224 to 271,255,239), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
      	Level time: 12011406 game time, 8840333 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: survival (ID 0). Hardcore: false. Cheats: false
      	Forced entities: 54 total; [bfz['masterquest777'/145438, l='MpServer', x=279.88, y=66.62, z=-72.72], ur['Skeleton'/144376, l='MpServer', x=258.50, y=46.00, z=3.50], ur['Skeleton'/144379, l='MpServer', x=260.50, y=46.00, z=7.50], uw['Zombie'/144378, l='MpServer', x=256.50, y=46.00, z=4.50], uf['Creeper'/140809, l='MpServer', x=331.50, y=15.00, z=-40.50], ur['Skeleton'/141676, l='MpServer', x=218.50, y=13.00, z=-13.03], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81], ur['Skeleton'/141677, l='MpServer', x=220.50, y=13.00, z=-10.50], ur['Skeleton'/146450, l='MpServer', x=261.50, y=45.00, z=9.50], uf['Creeper'/146451, l='MpServer', x=332.50, y=27.00, z=-1.50], ut['Spider'/141679, l='MpServer', x=209.78, y=15.00, z=-5.63], sm['Bat'/143106, l='MpServer', x=255.41, y=46.99, z=-2.09], us['Slime'/125261, l='MpServer', x=245.31, y=34.00, z=-16.31], sm['Bat'/143129, l='MpServer', x=264.75, y=46.10, z=-5.28], ur['Skeleton'/142381, l='MpServer', x=227.50, y=41.00, z=8.50], uw['Zombie'/146574, l='MpServer', x=282.50, y=41.00, z=-4.50], uw['Zombie'/146028, l='MpServer', x=331.50, y=16.00, z=-38.50], sm['Bat'/146611, l='MpServer', x=206.16, y=10.51, z=-120.03], uw['Zombie'/146248, l='MpServer', x=236.50, y=44.00, z=-38.50], ur['Skeleton'/146473, l='MpServer', x=267.50, y=23.00, z=-113.50], ut['Spider'/144567, l='MpServer', x=203.28, y=14.00, z=-6.22], ur['Skeleton'/144566, l='MpServer', x=216.38, y=15.00, z=-13.25], uw['Zombie'/144565, l='MpServer', x=212.31, y=15.00, z=-10.69], uf['Creeper'/144674, l='MpServer', x=260.50, y=46.00, z=-2.50], uf['Creeper'/146655, l='MpServer', x=331.50, y=13.00, z=-44.50], uf['Creeper'/144999, l='MpServer', x=259.50, y=47.00, z=3.50], ta['Squid'/143313, l='MpServer', x=227.38, y=59.06, z=-69.66], ug['Enderman'/142971, l='MpServer', x=218.50, y=44.00, z=-51.50], ut['Spider'/146312, l='MpServer', x=316.66, y=27.00, z=-81.38], ur['Skeleton'/145596, l='MpServer', x=223.50, y=34.00, z=-51.50], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81], ut['Spider'/146311, l='MpServer', x=321.50, y=27.00, z=-76.50], uf['Creeper'/146308, l='MpServer', x=271.50, y=17.00, z=-90.50], ur['Skeleton'/146189, l='MpServer', x=295.50, y=29.00, z=-0.50], ur['Skeleton'/146188, l='MpServer', x=291.50, y=29.00, z=-1.50], uw['Zombie'/143881, l='MpServer', x=256.50, y=46.00, z=5.50], uf['Creeper'/146306, l='MpServer', x=268.50, y=17.00, z=-88.50], uf['Creeper'/146307, l='MpServer', x=277.16, y=16.00, z=-99.09], uw['Zombie'/143880, l='MpServer', x=259.50, y=46.00, z=9.50], uw['Zombie'/140900, l='MpServer', x=260.50, y=43.00, z=-13.50], uw['Zombie'/143882, l='MpServer', x=265.78, y=43.00, z=10.56], uf['Creeper'/146305, l='MpServer', x=269.50, y=17.00, z=-90.50], ur['Skeleton'/145440, l='MpServer', x=335.50, y=22.00, z=-118.50], uf['Creeper'/135766, l='MpServer', x=208.97, y=16.00, z=-8.44], ur['Skeleton'/145447, l='MpServer', x=336.47, y=22.00, z=-114.75], uf['Creeper'/145446, l='MpServer', x=337.34, y=24.00, z=-121.47], ur['Skeleton'/146656, l='MpServer', x=332.50, y=13.00, z=-46.50], uf['Creeper'/144741, l='MpServer', x=224.50, y=21.00, z=-17.50], uw['Zombie'/144740, l='MpServer', x=225.50, y=21.00, z=-17.50], uf['Creeper'/145449, l='MpServer', x=338.50, y=15.00, z=-60.50], uf['Creeper'/144742, l='MpServer', x=226.50, y=21.00, z=-18.50], ur['Skeleton'/145448, l='MpServer', x=336.50, y=22.00, z=-119.50], uf['Creeper'/144739, l='MpServer', x=224.03, y=21.00, z=-33.47], uf['Creeper'/146201, l='MpServer', x=223.50, y=19.00, z=-30.50]]
      	Retry entities: 0 total; []
      	Server brand: vanilla
      	Server type: Non-integrated multiplayer server
      Stacktrace:
      	at bfu.a(SourceFile:285)
      	at awo.m(SourceFile:1447)
      	at awo.V(SourceFile:690)
      	at awo.e(SourceFile:646)
      	at net.minecraft.client.main.Main.main(SourceFile:103)
      
      -- Affected level --
      Details:
      	Level name: MpServer
      	All players: 2 total; [bfz['masterquest777'/145438, l='MpServer', x=279.88, y=66.62, z=-72.72], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81]]
      	Chunk stats: MultiplayerChunkCache: 297, 297
      	Level seed: 0
      	Level generator: ID 00 - default, ver 1. Features enabled: false
      	Level generator options: 
      	Level spawn location: World: (256,64,232), Chunk: (at 0,4,8 in 16,14; contains blocks 256,0,224 to 271,255,239), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
      	Level time: 12011406 game time, 8840333 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: survival (ID 0). Hardcore: false. Cheats: false
      	Forced entities: 54 total; [bfz['masterquest777'/145438, l='MpServer', x=279.88, y=66.62, z=-72.72], ur['Skeleton'/144376, l='MpServer', x=258.50, y=46.00, z=3.50], ur['Skeleton'/144379, l='MpServer', x=260.50, y=46.00, z=7.50], uw['Zombie'/144378, l='MpServer', x=256.50, y=46.00, z=4.50], uf['Creeper'/140809, l='MpServer', x=331.50, y=15.00, z=-40.50], ur['Skeleton'/141676, l='MpServer', x=218.50, y=13.00, z=-13.03], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81], ur['Skeleton'/141677, l='MpServer', x=220.50, y=13.00, z=-10.50], ur['Skeleton'/146450, l='MpServer', x=261.50, y=45.00, z=9.50], uf['Creeper'/146451, l='MpServer', x=332.50, y=27.00, z=-1.50], ut['Spider'/141679, l='MpServer', x=209.78, y=15.00, z=-5.63], sm['Bat'/143106, l='MpServer', x=255.41, y=46.99, z=-2.09], us['Slime'/125261, l='MpServer', x=245.31, y=34.00, z=-16.31], sm['Bat'/143129, l='MpServer', x=264.75, y=46.10, z=-5.28], ur['Skeleton'/142381, l='MpServer', x=227.50, y=41.00, z=8.50], uw['Zombie'/146574, l='MpServer', x=282.50, y=41.00, z=-4.50], uw['Zombie'/146028, l='MpServer', x=331.50, y=16.00, z=-38.50], sm['Bat'/146611, l='MpServer', x=206.16, y=10.51, z=-120.03], uw['Zombie'/146248, l='MpServer', x=236.50, y=44.00, z=-38.50], ur['Skeleton'/146473, l='MpServer', x=267.50, y=23.00, z=-113.50], ut['Spider'/144567, l='MpServer', x=203.28, y=14.00, z=-6.22], ur['Skeleton'/144566, l='MpServer', x=216.38, y=15.00, z=-13.25], uw['Zombie'/144565, l='MpServer', x=212.31, y=15.00, z=-10.69], uf['Creeper'/144674, l='MpServer', x=260.50, y=46.00, z=-2.50], uf['Creeper'/146655, l='MpServer', x=331.50, y=13.00, z=-44.50], uf['Creeper'/144999, l='MpServer', x=259.50, y=47.00, z=3.50], ta['Squid'/143313, l='MpServer', x=227.38, y=59.06, z=-69.66], ug['Enderman'/142971, l='MpServer', x=218.50, y=44.00, z=-51.50], ut['Spider'/146312, l='MpServer', x=316.66, y=27.00, z=-81.38], ur['Skeleton'/145596, l='MpServer', x=223.50, y=34.00, z=-51.50], bhu['Muff1n0fdeath'/124293, l='MpServer', x=158.69, y=113.00, z=4.81], ut['Spider'/146311, l='MpServer', x=321.50, y=27.00, z=-76.50], uf['Creeper'/146308, l='MpServer', x=271.50, y=17.00, z=-90.50], ur['Skeleton'/146189, l='MpServer', x=295.50, y=29.00, z=-0.50], ur['Skeleton'/146188, l='MpServer', x=291.50, y=29.00, z=-1.50], uw['Zombie'/143881, l='MpServer', x=256.50, y=46.00, z=5.50], uf['Creeper'/146306, l='MpServer', x=268.50, y=17.00, z=-88.50], uf['Creeper'/146307, l='MpServer', x=277.16, y=16.00, z=-99.09], uw['Zombie'/143880, l='MpServer', x=259.50, y=46.00, z=9.50], uw['Zombie'/140900, l='MpServer', x=260.50, y=43.00, z=-13.50], uw['Zombie'/143882, l='MpServer', x=265.78, y=43.00, z=10.56], uf['Creeper'/146305, l='MpServer', x=269.50, y=17.00, z=-90.50], ur['Skeleton'/145440, l='MpServer', x=335.50, y=22.00, z=-118.50], uf['Creeper'/135766, l='MpServer', x=208.97, y=16.00, z=-8.44], ur['Skeleton'/145447, l='MpServer', x=336.47, y=22.00, z=-114.75], uf['Creeper'/145446, l='MpServer', x=337.34, y=24.00, z=-121.47], ur['Skeleton'/146656, l='MpServer', x=332.50, y=13.00, z=-46.50], uf['Creeper'/144741, l='MpServer', x=224.50, y=21.00, z=-17.50], uw['Zombie'/144740, l='MpServer', x=225.50, y=21.00, z=-17.50], uf['Creeper'/145449, l='MpServer', x=338.50, y=15.00, z=-60.50], uf['Creeper'/144742, l='MpServer', x=226.50, y=21.00, z=-18.50], ur['Skeleton'/145448, l='MpServer', x=336.50, y=22.00, z=-119.50], uf['Creeper'/144739, l='MpServer', x=224.03, y=21.00, z=-33.47], uf['Creeper'/146201, l='MpServer', x=223.50, y=19.00, z=-30.50]]
      	Retry entities: 0 total; []
      	Server brand: vanilla
      	Server type: Non-integrated multiplayer server
      
      -- System Details --
      Details:
      	Minecraft Version: 13w37b
      	Operating System: Windows 7 (amd64) version 6.1
      	Java Version: 1.7.0_25, Oracle Corporation
      	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      	Memory: 293220144 bytes (279 MB) / 467402752 bytes (445 MB) up to 954466304 bytes (910 MB)
      	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
      	AABB Pool Size: 14611 (818216 bytes; 0 MB) allocated, 698 (39088 bytes; 0 MB) used
      	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
      	Launched Version: 13w37b
      	LWJGL: 2.9.0
      	OpenGL: GeForce GTX 660 Ti/PCIe/SSE2 GL version 4.3.0, NVIDIA Corporation
      	Is Modded: Probably not. Jar signature remains and client brand is untouched.
      	Type: Client (map_client.txt)
      	Resource Packs: [Dave's Pack!]
      	Current Language: English (US)
      	Profiler Position: N/A (disabled)
      	Vec3 Pool Size: 1874 (104944 bytes; 0 MB) allocated, 203 (11368 bytes; 0 MB) used
      

      You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-148517/10618200/

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              Created:
              Updated:
              Resolved: