Game crash everytime i open my world in minecraft.

---- Minecraft Crash Report ----
// Daisy, daisy...

Time: 08/01/19 5:21 PM
Description: Exception ticking world

java.lang.NullPointerException: Exception ticking world
	at tx.a(SourceFile:97)
	at tc.a(SourceFile:266)
	at td.a(SourceFile:199)
	at net.minecraft.server.MinecraftServer.b(SourceFile:747)
	at net.minecraft.server.MinecraftServer.a(SourceFile:681)
	at dgh.a(SourceFile:131)
	at net.minecraft.server.MinecraftServer.run(SourceFile:584)
	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 tx.a(SourceFile:97)
	at tc.a(SourceFile:266)
	at td.a(SourceFile:199)

-- Affected level --
Details:
	Level name: The World of Bros
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 625 Drop: 0
	Level seed: 343614903738769586
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: {}
	Level spawn location: World: (264,64,209), Chunk: (at 8,4,1 in 16,13; contains blocks 256,0,208 to 271,255,223), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 778964 game time, 6287 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 135876 (now: false), thunder time: 50517 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.b(SourceFile:747)
	at net.minecraft.server.MinecraftServer.a(SourceFile:681)
	at dgh.a(SourceFile:131)
	at net.minecraft.server.MinecraftServer.run(SourceFile:584)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 1.13.2
	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: 825378144 bytes (787 MB) / 1543503872 bytes (1472 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=32M
	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.