bug lancement de jeu

bonjour a toutes et à tous,

Depuis peu mon jeu crash au lancement et j'ai ceci:

Head --
Thread: Server thread
Stacktrace:
at net.minecraft.world.WorldEntitySpawner.func_77191_a(WorldEntitySpawner.java:297)
at net.minecraft.world.gen.ChunkGeneratorOverworld.func_185931_b(ChunkGeneratorOverworld.java:466)
at net.minecraft.world.chunk.Chunk.func_186034_a(Chunk.java:1019)
at net.minecraft.world.chunk.Chunk.func_186030_a(Chunk.java:999)
at net.minecraft.world.gen.ChunkProviderServer.func_186025_d(ChunkProviderServer.java:157)
at net.minecraft.server.management.PlayerChunkMapEntry.func_187268_a(PlayerChunkMapEntry.java:126)
at net.minecraft.server.management.PlayerChunkMap.func_72693_b(SourceFile:147)
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:227)




quelqu'un peut m'aider svp ?
un grand merci

 

plus exactement ceci :


Minecraft Crash Report ----
// This doesn't make any sense!

Time: 3/21/19 1:47 PM
Description: Exception ticking world

java.lang.NullPointerException: Exception ticking world
at net.minecraft.world.WorldEntitySpawner.func_77191_a(WorldEntitySpawner.java:297)
at net.minecraft.world.gen.ChunkGeneratorOverworld.func_185931_b(ChunkGeneratorOverworld.java:466)
at net.minecraft.world.chunk.Chunk.func_186034_a(Chunk.java:1019)
at net.minecraft.world.chunk.Chunk.func_186030_a(Chunk.java:999)
at net.minecraft.world.gen.ChunkProviderServer.func_186025_d(ChunkProviderServer.java:157)
at net.minecraft.server.management.PlayerChunkMapEntry.func_187268_a(PlayerChunkMapEntry.java:126)
at net.minecraft.server.management.PlayerChunkMap.func_72693_b(SourceFile:147)
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:227)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:756)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:185)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java: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 net.minecraft.world.WorldEntitySpawner.func_77191_a(WorldEntitySpawner.java:297)
at net.minecraft.world.gen.ChunkGeneratorOverworld.func_185931_b(ChunkGeneratorOverworld.java:466)
at net.minecraft.world.chunk.Chunk.func_186034_a(Chunk.java:1019)
at net.minecraft.world.chunk.Chunk.func_186030_a(Chunk.java:999)
at net.minecraft.world.gen.ChunkProviderServer.func_186025_d(ChunkProviderServer.java:157)
at net.minecraft.server.management.PlayerChunkMapEntry.func_187268_a(PlayerChunkMapEntry.java:126)
at net.minecraft.server.management.PlayerChunkMap.func_72693_b(SourceFile:147)
at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:227)

-- Affected level --
Details:
Level name: AraGoN
All players: 1 total; [EntityPlayerMP['Kiki8888'/471, l='AraGoN', x=-192.63, y=71.00, z=-147.51]]
Chunk stats: ServerChunkCache: 680 Drop: 0
Level seed: -8759203999519247666
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options:
Level spawn location: World: (-196,64,116), Chunk: (at 12,4,4 in -13,7; contains blocks -208,0,112 to -193,255,127), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 14495 game time, 6001 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 162584 (now: false), thunder time: 71813 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: true
Stacktrace:
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:756)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:185)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526)
at java.lang.Thread.run(Thread.java:745)

 

personne a une idée svp ?