Hi getting this error, but no mirror after construction
Exception in JobDriver tick for pawn Delphine driver=_JobDriver_ConstructFinishFrame (toilIndex=1) driver.job=(FinishFrame (Job_599236) A=Thing_Frame_ChangeMirror297259) lastJobGiver=Verse.AI.ThinkNode_QueuedJob
System.ArgumentNullException: Argument cannot be null.
Parameter name: type
at System.Activator.CheckType (System.Type) <0x00095>
at System.Activator.CreateInstance (System.Type,bool) <0x00027>
at System.Activator.CreateInstance (System.Type) <0x0001e>
at (wrapper dynamic-method) Verse.ThingMaker.MakeThing_Patch1 (Verse.ThingDef,Verse.ThingDef) <0x00373>
at RimWorld.Frame.CompleteConstruction (Verse.Pawn) <0x00309>
at RimWorld.JobDriver_ConstructFinishFrame/<MakeNewToils>c__Iterator0/<MakeNewToils>c__AnonStorey1.<>m__1 () <0x00396>
at (wrapper dynamic-method) Verse.AI.JobDriver.DriverTick_Patch1 (object) <0x004c8>
Verse.Log:Error(String, Boolean)
Verse.AI.JobUtility:TryStartErrorRecoverJob(Pawn, String, Exception, JobDriver)
Verse.AI.JobDriver:DriverTick_Patch1(Object)
Verse.AI.Pawn_JobTracker:JobTrackerTick()
Verse.Pawn:Tick_Patch2(Object)
Verse.TickList:Tick()
Verse.TickManager:DoSingleTick()
ZombieLand.Verse_TickManager_TickManagerUpdate_Patch:SingleTick(TickManager, Int32)
Verse.TickManager:TickManagerUpdate_Patch1(Object)
Verse.Game:UpdatePlay()
Verse.Root_Play:Update()