---- Minecraft Crash Report ---- // But it works on my machine. Time: 17/07/18 3:32 PM Description: Exception ticking world java.lang.IllegalArgumentException: bound must be positive at java.util.Random.nextInt(Random.java:388) 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(Thread.java:745) 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(Random.java:388) at axz.a(SourceFile:196) at axz.a(SourceFile:98) at tc.i_(SourceFile:196) -- Affected level -- Details: Level name: Buffet All players: 1 total; [te['Testuto'/0, l='Buffet', x=-9.50, y=34.00, z=8.50]] Chunk stats: ServerChunkCache: 625 Drop: 0 Level seed: -8389700174530905093 Level generator: ID 05 - buffet, ver 0. Features enabled: false Level generator options: {biome_source:{options:{biomes:["minecraft:the_void"]},type:"minecraft:fixed"},chunk_generator:{options:{default_fluid:"minecraft:water",default_block:"minecraft:stone"},type:"minecraft:floating_islands"}} Level spawn location: World: (0,50,0), 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: 91 game time, 91 day time Level dimension: 0 Level storage version: 0x04ABD - Anvil Level weather: Rain time: 125746 (now: false), thunder time: 130800 (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(Thread.java:745) -- System Details -- Details: Minecraft Version: 1.13-pre9 Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_51, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 245004968 bytes (233 MB) / 553648128 bytes (528 MB) up to 2147483648 bytes (2048 MB) JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M Profiler Position: N/A (disabled) Player Count: 1 / 8; [te['Testuto'/0, l='Buffet', x=-9.50, y=34.00, z=8.50]] Data Packs: vanilla Type: Integrated Server (map_client.txt) Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.