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  1. Minecraft: Java Edition
  2. MC-47682

Creating a superflat world with transparent blocks will hang at "converting world"

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    • Icon: Bug Bug
    • Resolution: Invalid
    • None
    • Minecraft 14w06b
    • None
    • Windows 7 64 bit
      java version "1.7.0_15"
      Java(TM) SE Runtime Environment (build 1.7.0_15-b03)
      Java HotSpot(TM) 64-Bit Server VM (build 23.7-b01, mixed mode)
    • Unconfirmed

      Superflat preset: 2;63x0,166;1;stronghold,biome_1,village,decoration,dungeon,lake,mineshaft,lava_lake
      also tried with Glass and Dirt in place of Barriers and also 64 layers of glass, ones made of entirely solid blocks do not crash
      Generation:
      http://pastebin.com/pVZxRK3F (had to be put on pastebin since the character limit was exceeded)
      Loading world:
      http://pastebin.com/4VPV89yr
      It should also be noted that closing with Task Manager at this point leaves the game's javaw process running.

      [16:17:39 INFO]: Client> [16:17:39] [Server thread/ERROR]: Encountered an unexpected exception
      [16:17:39 INFO]: Client> s: Exception getting block type in world
      [16:17:39 INFO]: Client> 	at nu.a(SourceFile:583) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at cbr.a(SourceFile:77) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at cbr.f(SourceFile:107) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at net.minecraft.server.MinecraftServer.run(SourceFile:347) [14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at mk.run(SourceFile:647) [14w06b.jar:?]
      [16:17:39 INFO]: Client> Caused by: java.lang.IllegalArgumentException: n must be positive
      [16:17:39 INFO]: Client> 	at java.util.Random.nextInt(Unknown Source) ~[?:1.7.0_15]
      [16:17:39 INFO]: Client> 	at ajs.a(SourceFile:131) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at ajs.a(SourceFile:27) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at ajl.a(SourceFile:392) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at akh.a(SourceFile:74) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at atf.a(SourceFile:173) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at nt.a(SourceFile:175) ~[14w06b.jar:?]
      [16:17:39 INFO]: Client> 	at ash.a(SourceFile:850) ~[14w06b.jar:?]
      

            Unassigned Unassigned
            bobbysq Bobby Parsons
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              Created:
              Updated:
              Resolved: