[08:57:52.601] [.NET ThreadPool Worker/ERROR] [tML]: A problem was encountered during world generation
ClearArea
System.IndexOutOfRangeException: Index was outside the bounds of the array.
at Spooky.Content.Generation.SpookyHell.ClearArea(GenerationProgress progress, GameConfiguration configuration) in SpookyHell.cs:line 40
at Terraria.WorldBuilding.WorldGenerator.GenerateWorld(GenerationProgress progress) in tModLoader\Terraria\WorldBuilding\WorldGenerator.cs:line 30
[08:57:52.603] [.NET ThreadPool Worker/WARN] [tML]: Silently Caught Exception:
System.IndexOutOfRangeException: Index was outside the bounds of the array.
at Terraria.WorldBuilding.WorldGenerator.GenerateWorld(GenerationProgress progress) in tModLoader\Terraria\WorldBuilding\WorldGenerator.cs:line 30
at Terraria.WorldGen.GenerateWorld(Int32 seed, GenerationProgress customProgressObject) in tModLoader\Terraria\WorldGen.cs:line 12385
at Terraria.WorldGen.do_worldGenCallBack(Object threadContext) in tModLoader\Terraria\WorldGen.cs:line 2345
at Terraria.WorldGen.worldGenCallback(Object threadContext) in tModLoader\Terraria\WorldGen.cs:line 2335
at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)
at System.Threading.ThreadPoolWorkQueue.Dispatch()
at System.Threading.PortableThreadPool.WorkerThread.WorkerThreadStart()

[08:57:52.606] [.NET ThreadPool Worker/ERROR] [Terraria]: A problem was encountered during world generation
System.IndexOutOfRangeException: Index was outside the bounds of the array.
at Terraria.WorldBuilding.WorldGenerator.GenerateWorld(GenerationProgress progress) in tModLoader\Terraria\WorldBuilding\WorldGenerator.cs:line 60
at Terraria.WorldGen.GenerateWorld(Int32 seed, GenerationProgress customProgressObject) in tModLoader\Terraria\WorldGen.cs:line 12385
at Terraria.WorldGen.do_worldGenCallBack(Object threadContext) in tModLoader\Terraria\WorldGen.cs:line 2345
at Terraria.WorldGen.worldGenCallback(Object threadContext) in tModLoader\Terraria\WorldGen.cs:line 2335

----------------------------------------------------------------
Seems to be related to using Drunk World Seed.
Specifically "spawn both ore types" and "generate both world evils".