---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 10/24/18 2:37 PM
Description: Exception generating new chunk

java.util.concurrent.CompletionException: java.lang.ClassCastException: bcd cannot be cast to ben
	at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
	at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:604)
	at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
	at java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:443)
	at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Caused by: java.lang.ClassCastException: bcd cannot be cast to ben
	at ti.f(SourceFile:196)
	at bxb.a(SourceFile:507)
	at bxb.a(SourceFile:450)
	at bxh$j.a(SourceFile:1764)
	at bxc.a(SourceFile:62)
	at btl.a(SourceFile:78)
	at bvq.a(SourceFile:16)
	at bvq.a(SourceFile:13)
	at bpn.a(SourceFile:27)
	at ayu.a(SourceFile:504)
	at bop.a(SourceFile:183)
	at tr.a(SourceFile:12)
	at tq.a(SourceFile:35)
	at bnd.a(SourceFile:95)
	at tx.a(SourceFile:79)
	at tx.a(SourceFile:25)
	at acu$a.a(SourceFile:147)
	at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)
	... 6 more


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

-- Head --
Thread: Server thread
Stacktrace:
	at tc.a(SourceFile:159)

-- Chunk to be generated --
Details:
	Location: 12,-17
	Position hash: -73014444020
	Generator: bop@2d47d91
Stacktrace:
	at tc.a(SourceFile:159)
	at tc.a(SourceFile:124)
	at axy.c(SourceFile:248)
	at bof.a(SourceFile:210)
	at bof.a(SourceFile:187)
	at td.b(SourceFile:673)
	at td.a(SourceFile:601)
	at net.minecraft.server.MinecraftServer.a(SourceFile:357)
	at dgh.a(SourceFile:86)
	at dgh.d(SourceFile:108)
	at net.minecraft.server.MinecraftServer.run(SourceFile:566)
	at java.lang.Thread.run(Thread.java:748)

-- Affected level --
Details:
	Level name: Tall
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 734 Drop: 0
	Level seed: -1780361681370191716
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: {biome:"minecraft:plains",layers:[{block:"minecraft:air",height:255s},{block:"minecraft:stone",height:1b}],structures:{village:{}}}
	Level spawn location: World: (-24,255,-136), Chunk: (at 8,15,8 in -2,-9; contains blocks -32,0,-144 to -17,255,-129), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Level time: 0 game time, 0 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true

-- System Details --
Details:
	Minecraft Version: 1.13.2
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_162, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 148501008 bytes (141 MB) / 427286528 bytes (407 MB) up to 1060372480 bytes (1011 MB)
	JVM Flags: 6 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
	Profiler Position: N/A (disabled)
	Player Count: 0 / 8; []
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.