Step to Recreate walk spawns in world gen

Game Lags and Crashs have turned on nipa will check if it fixes issue.
[15:45:54] [Server thread/ERROR]: Unknown structure piece id: minecraft:nipa
[15:45:57] [Worker-Main43/FATAL]: Preparing crash report with UUID a208ef5b-adfc-4cfd-bb7e-799c71defcba
[15:45:57] [Server thread/ERROR]: Exception caught during firing event: net.minecraft.crash.ReportedException: Exception generating new chunk
Index: 7
Listeners:
0: HIGH
1: ASM: class me.shedaniel.architectury.event.forge.EventHandlerImplCommon event(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
2: NORMAL
3: net.minecraftforge.eventbus.EventBus$$Lambda$2984/1781227569@2fbe0860
4: ASM: pregenerator.common.tracker.ServerTracker@700f0ab9 onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
5: ASM: class com.mrcrayfish.goblintraders.world.spawner.SpawnHandler onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
6: ASM: sereneseasons.handler.season.SeasonHandler@21be63ce onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
7: ASM: sereneseasons.handler.season.RandomUpdateHandler@6f9894ca onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
8: ASM: sereneseasons.handler.season.TimeSkipHandler@2c49aa43 onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
9: ASM: class harmonised.pmmo.events.EventHandler worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
10: net.minecraftforge.eventbus.EventBus$$Lambda$2984/1781227569@5755e670
11: ASM: dicemc.dicemcpmmonbt.PMMONBT@5318a630 onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
12: ASM: com.darkere.crashutils.CrashUtils@29b166d8 onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
13: ASM: class com.github.alexthe666.alexsmobs.event.ServerEvents onServerTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
14: net.minecraftforge.eventbus.EventBus$$Lambda$2984/1781227569@47e1a03
15: ASM: class com.teammetallurgy.atum.world.spawner.AtumSpawnHandling onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
16: ASM: com.minecraftabnormals.abnormals_core.common.capability.chunkloading.ChunkLoaderEvents@1baa76c tickChunkLoader(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
17: net.minecraftforge.eventbus.EventBus$$Lambda$2984/1781227569@7fc04d0a
18: ASM: wayoftime.bloodmagic.util.handler.event.WillHandler@516aa723 onServerWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
19: ASM: class corgitaco.enchancedcelestials.EnhancedCelestials$EnhancedCelestialsEvents worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
20: ASM: class com.simibubi.create.events.CommonEvents onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
21: ASM: class com.ma.events.delayed.DelayedEventQueue worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
22: ASM: class vazkii.quark.addons.oddities.magnetsystem.MagnetSystem tick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
23: ASM: vazkii.quark.content.automation.module.FeedingTroughModule@7bf22782 buildTroughSet(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
24: ASM: vazkii.quark.content.automation.module.PistonsMoveTileEntitiesModule@7c8e9d7c onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
25: ASM: vazkii.quark.content.tweaks.module.ImprovedSleepingModule@23348ccc onWorldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
26: ASM: vazkii.quark.content.tweaks.module.UtilityRecipesModule@f449947 worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
27: ASM: top.theillusivec4.curios.common.event.CuriosEventHandler@60cf760b worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
28: ASM: com.Da_Technomancer.crossroads.EventHandlerCommon@7eb83d1c worldTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
29: ASM: com.teammetallurgy.atum.world.SandstormHandler@164b60ef onPreServerTick(Lnet/minecraftforge/event/TickEvent$WorldTickEvent;)V
30: ASM: me.lucko.spark.forge.ForgeTickHook@3f3eedb4 onTick(Lnet/minecraftforge/event/TickEvent;)V
31: ASM: me.lucko.spark.forge.ForgeTickReporter@77f75983 onTick(Lnet/minecraftforge/event/TickEvent;)V
32: ASM: me.lucko.spark.forge.ForgeTickHook@f1a5a87 onTick(Lnet/minecraftforge/event/TickEvent;)V
33: ASM: me.lucko.spark.forge.ForgeTickReporter@12c2a65b onTick(Lnet/minecraftforge/event/TickEvent;)V
34: ASM: me.lucko.spark.forge.ForgeTickHook@6fc785a onTick(Lnet/minecraftforge/event/TickEvent;)V
35: ASM: me.lucko.spark.forge.ForgeTickReporter@2acc979a onTick(Lnet/minecraftforge/event/TickEvent;)V
36: ASM: me.lucko.spark.forge.ForgeTickHook@746191be onTick(Lnet/minecraftforge/event/TickEvent;)V
37: ASM: me.lucko.spark.forge.ForgeTickReporter@a12eff9 onTick(Lnet/minecraftforge/event/TickEvent;)V
38: ASM: me.lucko.spark.forge.ForgeTickHook@35afdb70 onTick(Lnet/minecraftforge/event/TickEvent;)V
39: ASM: me.lucko.spark.forge.ForgeTickReporter@4cb05d1 onTick(Lnet/minecraftforge/event/TickEvent;)V
java.util.concurrent.CompletionException: net.minecraft.crash.ReportedException: Exception generating new chunk
at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:961)
at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926)
at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442)
at net.minecraft.world.chunk.ChunkTaskPriorityQueueSorter.func_219083_b(SourceFile:58)
at net.minecraft.world.chunk.ChunkTaskPriorityQueueSorter$$Lambda$33978/858136375.run(Unknown Source)
at net.minecraft.util.concurrent.DelegatedTaskExecutor.func_213148_e(SourceFile:94)
at net.minecraft.util.concurrent.DelegatedTaskExecutor.func_213145_a(SourceFile:137)
at net.minecraft.util.concurrent.DelegatedTaskExecutor.run(SourceFile:105)
at java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402)
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689)
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
Caused by: net.minecraft.crash.ReportedException: Exception generating new chunk
at net.minecraft.world.server.ChunkManager.lambda$null$18(ChunkManager.java:535)
at net.minecraft.world.server.ChunkManager$$Lambda$34294/1073534848.apply(Unknown Source)
at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
at net.minecraft.world.server.ChunkManager.lambda$scheduleChunkGeneration$20(ChunkManager.java:522)
at net.minecraft.world.server.ChunkManager$$Lambda$34291/443433456.apply(Unknown Source)
at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952)
... 12 more
Caused by: java.lang.IllegalArgumentException: bound must be positive
at java.util.Random.nextInt(Random.java:388)
at net.minecraft.world.spawner.WorldEntitySpawner.func_77191_a(WorldEntitySpawner.java:335)
at net.minecraft.world.gen.NoiseChunkGenerator.func_230354_a_(NoiseChunkGenerator.java:623)
at net.minecraft.world.chunk.ChunkStatus.func_222602_b(ChunkStatus.java:89)
at net.minecraft.world.chunk.ChunkStatus$$Lambda$2364/1130981194.doWork(Unknown Source)
at net.minecraft.world.chunk.ChunkStatus$ISelectiveWorker.doWork(ChunkStatus.java:240)
at net.minecraft.world.chunk.ChunkStatus.func_223198_a(ChunkStatus.java:198)
at net.minecraft.world.server.ChunkManager.lambda$null$18(ChunkManager.java:524)
... 17 more

[15:45:57] [Server thread/ERROR]: Encountered an unexpected exception
java.util.concurrent.CompletionException: net.minecraft.crash.ReportedException: Exception generating new chunk
at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273) ~[?:1.8.0_51]
at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280) ~[?:1.8.0_51]
at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:961) ~[?:1.8.0_51]
at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926) ~[?:1.8.0_51]
at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442) ~[?:1.8.0_51]
at net.minecraft.world.chunk.ChunkTaskPriorityQueueSorter.func_219083_b(SourceFile:58) ~[?:?]
at net.minecraft.world.chunk.ChunkTaskPriorityQueueSorter$$Lambda$33978/858136375.run(Unknown Source) ~[?:?]
at net.minecraft.util.concurrent.DelegatedTaskExecutor.func_213148_e(SourceFile:94) ~[?:?]
at net.minecraft.util.concurrent.DelegatedTaskExecutor.func_213145_a(SourceFile:137) ~[?:?]
at net.minecraft.util.concurrent.DelegatedTaskExecutor.run(SourceFile:105) ~[?:?]
at java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402) ~[?:1.8.0_51]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_51]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) ~[?:1.8.0_51]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) ~[?:1.8.0_51]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) ~[?:1.8.0_51]
Caused by: net.minecraft.crash.ReportedException: Exception generating new chunk
at net.minecraft.world.server.ChunkManager.lambda$null$18(ChunkManager.java:535) ~[?:?]
at net.minecraft.world.server.ChunkManager$$Lambda$34294/1073534848.apply(Unknown Source) ~[?:?]
at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[datafixerupper-4.0.26.jar:?]
at net.minecraft.world.server.ChunkManager.lambda$scheduleChunkGeneration$20(ChunkManager.java:522) ~[?:?]
at net.minecraft.world.server.ChunkManager$$Lambda$34291/443433456.apply(Unknown Source) ~[?:?]
at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952) ~[?:1.8.0_51]
... 12 more
Caused by: java.lang.IllegalArgumentException: bound must be positive
at java.util.Random.nextInt(Random.java:388) ~[?:1.8.0_51]
at net.minecraft.world.spawner.WorldEntitySpawner.func_77191_a(WorldEntitySpawner.java:335) ~[?:?]
at net.minecraft.world.gen.NoiseChunkGenerator.func_230354_a_(NoiseChunkGenerator.java:623) ~[?:?]
at net.minecraft.world.chunk.ChunkStatus.func_222602_b(ChunkStatus.java:89) ~[?:?]
at net.minecraft.world.chunk.ChunkStatus$$Lambda$2364/1130981194.doWork(Unknown Source) ~[?:?]
at net.minecraft.world.chunk.ChunkStatus$ISelectiveWorker.doWork(ChunkStatus.java:240) ~[?:?]
at net.minecraft.world.chunk.ChunkStatus.func_223198_a(ChunkStatus.java:198) ~[?:?]
at net.minecraft.world.server.ChunkManager.lambda$null$18(ChunkManager.java:524) ~[?:?]
at net.minecraft.world.server.ChunkManager$$Lambda$34294/1073534848.apply(Unknown Source) ~[?:?]
at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[datafixerupper-4.0.26.jar:?]
at net.minecraft.world.server.ChunkManager.lambda$scheduleChunkGeneration$20(ChunkManager.java:522) ~[?:?]
at net.minecraft.world.server.ChunkManager$$Lambda$34291/443433456.apply(Unknown Source) ~[?:?]
at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952) ~[?:1.8.0_51]