crash_report01 12/14/20

---- Minecraft Crash Report ----
// My bad.

Time: 12/14/20 7:34 PM
Description: Exception generating new chunk

java.lang.IllegalStateException: Unknown biome id emitted by layers: -1
	at net.minecraft.world.gen.layer.Layer.func_242936_a(Layer.java:26) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.OverworldBiomeProvider.getNoiseBiome(OverworldBiomeProvider.java:60) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.BiomeProvider.findBiomePosition(BiomeProvider.java:106) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.BiomeProvider.findBiomePosition(BiomeProvider.java:79) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_235958_g_(ChunkGenerator.java:92) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_235952_a_(ChunkGenerator.java:307) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.StrongholdStructure.func_230363_a_(StrongholdStructure.java:25) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.StrongholdStructure.func_230363_a_(StrongholdStructure.java:15) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.Structure.func_242785_a(Structure.java:222) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.StructureFeature.func_242771_a(StructureFeature.java:34) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_242705_a(ChunkGenerator.java:244) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_242707_a(ChunkGenerator.java:231) ~[forge:?] {re:classloading}
	at net.minecraft.world.chunk.ChunkStatus.lambda$static$2(ChunkStatus.java:41) ~[forge:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.world.chunk.ChunkStatus.doGenerationWork(ChunkStatus.java:198) ~[forge:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.world.server.ChunkManager.lambda$null$18(ChunkManager.java:541) ~[forge:?] {re:classloading}
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[datafixerupper-4.0.26.jar:?] {re:classloading,re:classloading}
	at net.minecraft.world.server.ChunkManager.lambda$chunkGenerate$20(ChunkManager.java:539) ~[forge:?] {re:classloading}
	at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:966) ~[?:1.8.0_271] {}
	at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:940) ~[?:1.8.0_271] {}
	at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:456) ~[?:1.8.0_271] {}
	at net.minecraft.world.chunk.ChunkTaskPriorityQueueSorter.lambda$null$1(ChunkTaskPriorityQueueSorter.java:44) ~[forge:?] {re:classloading}
	at net.minecraft.util.concurrent.DelegatedTaskExecutor.driveOne(DelegatedTaskExecutor.java:88) ~[forge:?] {re:classloading}
	at net.minecraft.util.concurrent.DelegatedTaskExecutor.driveWhile(DelegatedTaskExecutor.java:132) ~[forge:?] {re:classloading}
	at net.minecraft.util.concurrent.DelegatedTaskExecutor.run(DelegatedTaskExecutor.java:100) ~[forge:?] {re:classloading}
	at java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402) ~[?:1.8.0_271] {}
	at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_271] {}
	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1067) ~[?:1.8.0_271] {}
	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1703) ~[?:1.8.0_271] {}
	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:172) ~[?:1.8.0_271] {}


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.gen.layer.Layer.func_242936_a(Layer.java:26) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.OverworldBiomeProvider.getNoiseBiome(OverworldBiomeProvider.java:60) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.BiomeProvider.findBiomePosition(BiomeProvider.java:106) ~[forge:?] {re:classloading}
	at net.minecraft.world.biome.provider.BiomeProvider.findBiomePosition(BiomeProvider.java:79) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_235958_g_(ChunkGenerator.java:92) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_235952_a_(ChunkGenerator.java:307) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.StrongholdStructure.func_230363_a_(StrongholdStructure.java:25) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.StrongholdStructure.func_230363_a_(StrongholdStructure.java:15) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.structure.Structure.func_242785_a(Structure.java:222) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.feature.StructureFeature.func_242771_a(StructureFeature.java:34) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_242705_a(ChunkGenerator.java:244) ~[forge:?] {re:classloading}
	at net.minecraft.world.gen.ChunkGenerator.func_242707_a(ChunkGenerator.java:231) ~[forge:?] {re:classloading}
	at net.minecraft.world.chunk.ChunkStatus.lambda$static$2(ChunkStatus.java:41) ~[forge:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.world.chunk.ChunkStatus.doGenerationWork(ChunkStatus.java:198) ~[forge:?] {re:classloading,pl:accesstransformer:B}