---- Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!

Time: 17/07/18 09:10
Description: Exception ticking world

java.lang.IllegalArgumentException: bound must be positive
	at java.util.Random.nextInt(Unknown Source)
	at axz.a(SourceFile:196)
	at axz.a(SourceFile:98)
	at tc.i_(SourceFile:196)
	at net.minecraft.server.MinecraftServer.w(SourceFile:690)
	at net.minecraft.server.MinecraftServer.v(SourceFile:623)
	at dft.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:526)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Thread: Server thread
Stacktrace:
	at java.util.Random.nextInt(Unknown Source)
	at axz.a(SourceFile:196)
	at axz.a(SourceFile:98)
	at tc.i_(SourceFile:196)

-- Affected level --
Details:
	Level name: Test003_Buffet
	All players: 1 total; [te['NovaLynxie'/127, l='Test003_Buffet', x=79.51, y=61.00, z=41.80]]
	Chunk stats: ServerChunkCache: 767 Drop: 0
	Level seed: -3351309018041968078
	Level generator: ID 05 - buffet, ver 0. Features enabled: true
	Level generator options: {biome_source:{options:{biomes:["minecraft:mountains"]},type:"minecraft:fixed"},chunk_generator:{options:{default_fluid:"minecraft:water",default_block:"minecraft:stone"},type:"minecraft:floating_islands"}}
	Level spawn location: World: (0,59,0), Chunk: (at 0,3,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 1508 game time, 1508 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 166787 (now: false), thunder time: 16744 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:690)
	at net.minecraft.server.MinecraftServer.v(SourceFile:623)
	at dft.v(SourceFile:157)
	at net.minecraft.server.MinecraftServer.run(SourceFile:526)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.13-pre9
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_112, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 847491056 bytes (808 MB) / 1580204032 bytes (1507 MB) up to 1908932608 bytes (1820 MB)
	JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xms1024m -Xmx2048m
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [te['NovaLynxie'/127, l='Test003_Buffet', x=79.51, y=61.00, z=41.80]]
	Data Packs: vanilla
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.