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  1. Minecraft: Java Edition
  2. MC-92144

Hopper: java.lang.ClassCastException: ahw cannot be cast to ahn

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: Minecraft 15w45a
    • Fix Version/s: Minecraft 15w46a
    • Labels:
      None
    • Confirmation Status:
      Unconfirmed

      Description

      This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-2593735/

      Crash:

      java.lang.ClassCastException: ahw cannot be cast to ahn
      	at aqo.a(SourceFile:148)
      	at aqv$a.c(SourceFile:373)
      	at aym.a(SourceFile:107)
      	at aym.a(SourceFile:83)
      	at ayk.a(SourceFile:82)
      	at ayk.a(SourceFile:40)
      	at ayk.a(SourceFile:30)
      	at vb.a(SourceFile:89)
      	at va.a(SourceFile:67)
      	at va.a(SourceFile:76)
      	at vb.a(SourceFile:127)
      	at ul.e(SourceFile:104)
      	at th.a(SourceFile:129)
      	at ry.cd(SourceFile:631)
      	at rx.n(SourceFile:1688)
      	at ry.n(SourceFile:484)
      	at rl.n(SourceFile:134)
      	at vs.n(SourceFile:41)
      	at vt.n(SourceFile:80)
      	at rx.m(SourceFile:1550)
      	at ry.m(SourceFile:275)
      	at ahn.a(SourceFile:1481)
      	at lq.a(SourceFile:719)
      	at ahn.g(SourceFile:1459)
      

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

      ---- Minecraft Crash Report ----
      // You should try our sister game, Minceraft!
      
      Time: 11/5/15 6:27 AM
      Description: Ticking entity
      
      java.lang.ClassCastException: ahw cannot be cast to ahn
      	at aqo.a(SourceFile:148)
      	at aqv$a.c(SourceFile:373)
      	at aym.a(SourceFile:107)
      	at aym.a(SourceFile:83)
      	at ayk.a(SourceFile:82)
      	at ayk.a(SourceFile:40)
      	at ayk.a(SourceFile:30)
      	at vb.a(SourceFile:89)
      	at va.a(SourceFile:67)
      	at va.a(SourceFile:76)
      	at vb.a(SourceFile:127)
      	at ul.e(SourceFile:104)
      	at th.a(SourceFile:129)
      	at ry.cd(SourceFile:631)
      	at rx.n(SourceFile:1688)
      	at ry.n(SourceFile:484)
      	at rl.n(SourceFile:134)
      	at vs.n(SourceFile:41)
      	at vt.n(SourceFile:80)
      	at rx.m(SourceFile:1550)
      	at ry.m(SourceFile:275)
      	at ahn.a(SourceFile:1481)
      	at lq.a(SourceFile:719)
      	at ahn.g(SourceFile:1459)
      	at ahn.k(SourceFile:1349)
      	at lq.k(SourceFile:552)
      	at net.minecraft.server.MinecraftServer.D(SourceFile:618)
      	at net.minecraft.server.MinecraftServer.C(SourceFile:546)
      	at bxx.C(SourceFile:154)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:450)
      	at java.lang.Thread.run(Thread.java:745)
      
      
      A detailed walkthrough of the error, its code path and all known details is as follows:
      ---------------------------------------------------------------------------------------
      
      -- Head --
      Stacktrace:
      	at aqo.a(SourceFile:148)
      	at aqv$a.c(SourceFile:373)
      	at aym.a(SourceFile:107)
      	at aym.a(SourceFile:83)
      	at ayk.a(SourceFile:82)
      	at ayk.a(SourceFile:40)
      	at ayk.a(SourceFile:30)
      	at vb.a(SourceFile:89)
      	at va.a(SourceFile:67)
      	at va.a(SourceFile:76)
      	at vb.a(SourceFile:127)
      	at ul.e(SourceFile:104)
      	at th.a(SourceFile:129)
      	at ry.cd(SourceFile:631)
      	at rx.n(SourceFile:1688)
      	at ry.n(SourceFile:484)
      	at rl.n(SourceFile:134)
      	at vs.n(SourceFile:41)
      	at vt.n(SourceFile:80)
      	at rx.m(SourceFile:1550)
      	at ry.m(SourceFile:275)
      	at ahn.a(SourceFile:1481)
      	at lq.a(SourceFile:719)
      	at ahn.g(SourceFile:1459)
      
      -- Entity being ticked --
      Details:
      	Entity Type: Chicken (vt)
      	Entity ID: 248
      	Entity Name: Chicken
      	Entity's Exact location: -128.17, 64.00, -369.50
      	Entity's Block location: World: (-129,64,-370), Chunk: (at 15,4,14 in -9,-24; contains blocks -144,0,-384 to -129,255,-369), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
      	Entity's Momentum: 0.00, -0.08, 0.00
      	Entity's Passengers: []
      	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
      Stacktrace:
      	at ahn.k(SourceFile:1349)
      	at lq.k(SourceFile:552)
      
      -- Affected level --
      Details:
      	Level name: MC 1_9 Survival World
      	All players: 1 total; [ls['iEpicSanikBoom'/134, l='MC 1_9 Survival World', x=-126.49, y=66.50, z=-364.48]]
      	Chunk stats: ServerChunkCache: 461 Drop: 0
      	Level seed: 1376918767107532030
      	Level generator: ID 00 - default, ver 1. Features enabled: true
      	Level generator options: 
      	Level spawn location: World: (216,64,256), Chunk: (at 8,4,0 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: 546690 game time, 852072 day time
      	Level dimension: 0
      	Level storage version: 0x04ABD - Anvil
      	Level weather: Rain time: 36826 (now: false), thunder time: 157309 (now: false)
      	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
      Stacktrace:
      	at net.minecraft.server.MinecraftServer.D(SourceFile:618)
      	at net.minecraft.server.MinecraftServer.C(SourceFile:546)
      	at bxx.C(SourceFile:154)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:450)
      	at java.lang.Thread.run(Thread.java:745)
      
      -- System Details --
      Details:
      	Minecraft Version: 15w45a
      	Operating System: Mac OS X (x86_64) version 10.10.5
      	Java Version: 1.8.0_60, Oracle Corporation
      	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      	Memory: 121330000 bytes (115 MB) / 319193088 bytes (304 MB) up to 1060372480 bytes (1011 MB)
      	JVM Flags: 5 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
      	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
      	Profiler Position: N/A (disabled)
      	Player Count: 1 / 8; [ls['iEpicSanikBoom'/134, l='MC 1_9 Survival World', x=-126.49, y=66.50, z=-364.48]]
      	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-2593735/75290536/

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              • Assignee:
                Unassigned
                Reporter:
                Hopper [Bot] Hopper
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                Dates

                • Created:
                  Updated:
                  Resolved: