---- Minecraft Crash Report ----
// Don't do that.

Time: 19/07/19 5:16 PM
Description: Level dump

java.lang.Exception: dummy
	at vk.a(SourceFile:1348)
	at net.minecraft.server.MinecraftServer.a(SourceFile:1613)
	at rx.c(SourceFile:92)
	at rx.a(SourceFile:45)
	at rx$$Lambda$1988/413937150.run(Unknown Source)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:262)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:176)
	at ce.a(SourceFile:225)
	at wc.c(SourceFile:1067)
	at wc.a(SourceFile:1054)
	at ny.a(SourceFile:37)
	at ny.a(SourceFile:9)
	at ke.a(SourceFile:21)
	at ke$$Lambda$2795/1956917718.run(Unknown Source)
	at rk.run(SourceFile:18)
	at agq.h(SourceFile:144)
	at agu.h(SourceFile:23)
	at agq.q(SourceFile:118)
	at net.minecraft.server.MinecraftServer.aX(SourceFile:712)
	at net.minecraft.server.MinecraftServer.q(SourceFile:706)
	at agq.c(SourceFile:127)
	at net.minecraft.server.MinecraftServer.p(SourceFile:691)
	at net.minecraft.server.MinecraftServer.run(SourceFile:646)
	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 vk.a(SourceFile:1348)

-- Affected level --
Details:
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 0
	Level dimension: minecraft:the_end
	Derived: true
	Level name: Slabbed
	Level seed: 1
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: {biome:"minecraft:plains",layers:[{block:"minecraft:bedrock",height:1b},{block:"minecraft:granite",height:3b}],structures:{village:{}}}
	Level spawn location: World: (0,3,0), Chunk: (at 0,0,0 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: 74457 game time, 18000 day time
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 1 (now: false), thunder time: 1 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at vk.a(SourceFile:1348)
	at net.minecraft.server.MinecraftServer.a(SourceFile:1613)
	at rx.c(SourceFile:92)
	at rx.a(SourceFile:45)
	at rx$$Lambda$1988/413937150.run(Unknown Source)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:262)
	at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:176)
	at ce.a(SourceFile:225)
	at wc.c(SourceFile:1067)
	at wc.a(SourceFile:1054)
	at ny.a(SourceFile:37)
	at ny.a(SourceFile:9)
	at ke.a(SourceFile:21)
	at ke$$Lambda$2795/1956917718.run(Unknown Source)
	at rk.run(SourceFile:18)
	at agq.h(SourceFile:144)
	at agu.h(SourceFile:23)
	at agq.q(SourceFile:118)
	at net.minecraft.server.MinecraftServer.aX(SourceFile:712)
	at net.minecraft.server.MinecraftServer.q(SourceFile:706)
	at agq.c(SourceFile:127)
	at net.minecraft.server.MinecraftServer.p(SourceFile:691)
	at net.minecraft.server.MinecraftServer.run(SourceFile:646)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 1.14.4 Pre-Release 7
	Minecraft Version ID: 1.14.4-pre7
	Operating System: Windows 8.1 (amd64) version 6.3
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1261571432 bytes (1203 MB) / 2147483648 bytes (2048 MB) up to 2147483648 bytes (2048 MB)
	CPUs: 2
	JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M