Precept_Relic had null thingDef after loading. UnityEngine.StackTraceUtility:ExtractStackTrace () (wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Log.Error_Patch1 (string) RimWorld.Precept_ThingDef:ExposeData () RimWorld.Precept_Relic:ExposeData () Verse.PostLoadIniter:DoAllPostLoadInits () Verse.ScribeLoader:FinalizeLoading () NoRandomIdeologies.NoRandomIdeologies:LoadIdeos () NoRandomIdeologies.NoRandomIdeologies:FindIdeoForFaction (RimWorld.Faction,RimWorld.Ideo&) NoRandomIdeologies.FactionIdeosTracker_ChooseOrGenerateIdeo:Prefix (RimWorld.Ideo&,RimWorld.Faction) (wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:RimWorld.FactionIdeosTracker.ChooseOrGenerateIdeo_Patch1 (RimWorld.FactionIdeosTracker,RimWorld.IdeoGenerationParms) (wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:RimWorld.FactionGenerator.NewGeneratedFaction_Patch1 (RimWorld.Planet.PlanetLayer,RimWorld.FactionGeneratorParms) RimWorld.FactionGenerator:CreateFactionAndAddToManager (RimWorld.Planet.PlanetLayer,RimWorld.FactionDef) RimWorld.FactionGenerator:AddFactionToManager (RimWorld.Planet.PlanetLayer,RimWorld.FactionDef) RimWorld.FactionGenerator:InitializeFactions (RimWorld.Planet.PlanetLayer,System.Collections.Generic.List`1<RimWorld.FactionDef>) RimWorld.FactionGenerator:GenerateFactionsIntoWorldLayer (RimWorld.Planet.PlanetLayer,System.Collections.Generic.List`1<RimWorld.FactionDef>) RimWorld.Planet.WorldGenStep_Factions:GenerateFresh (string,RimWorld.Planet.PlanetLayer) RimWorld.Planet.WorldGenerator:GeneratePlanetLayer (RimWorld.Planet.PlanetLayer,string,int) RimWorld.Planet.WorldGenerator:GenerateWorld (single,string,RimWorld.Planet.OverallRainfall,RimWorld.Planet.OverallTemperature,RimWorld.Planet.OverallPopulation,RimWorld.Planet.LandmarkDensity,System.Collections.Generic.List`1<RimWorld.FactionDef>,single) RimWorld.Page_CreateWorldParams:<CanDoNext>b__20_0 () Verse.LongEventHandler:RunEventFromAnotherThread (System.Action) Verse.LongEventHandler/<>c:<UpdateCurrentAsynchronousEvent>b__28_0 () System.Threading.ThreadHelper:ThreadStart_Context (object) System.Threading.ExecutionContext:RunInternal (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool) System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool) System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object) System.Threading.ThreadHelper:ThreadStart ()