Exception in Verse.TickList.Tick: System.NullReferenceException: Object reference not set to an instance of an object
  at BathoryFantasyBiotechDLL.CompAbilityEffect_ResurrectThrall.Apply (Verse.LocalTargetInfo target, Verse.LocalTargetInfo dest) [0x00011] in <d74a7a8677194b3f83c98e03390aade0>:0
  at RimWorld.Ability.ApplyEffects (System.Collections.Generic.IEnumerable`1[T] effects, Verse.LocalTargetInfo target, Verse.LocalTargetInfo dest) [0x0000f] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at RimWorld.Ability.ApplyEffects (System.Collections.Generic.IEnumerable`1[T] effects, System.Collections.Generic.List`1[T] targets, Verse.LocalTargetInfo dest) [0x00011] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at RimWorld.Ability.Activate (Verse.LocalTargetInfo target, Verse.LocalTargetInfo dest) [0x00071] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at RimWorld.Verb_CastAbility.TryCastShot () [0x00000] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at Verse.Verb.TryCastNextBurstShot () [0x00012] in <38562b1a2ab64eacb931fb5df05ca994>:0
     - transpiler Tacticowl: IEnumerable`1 Tacticowl.Verb_TryCastNextBurstShot:Transpiler(IEnumerable`1 instructions)
  at Verse.Verb.VerbTick () [0x00056] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at Verse.VerbTracker.VerbsTick () [0x00019] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at RimWorld.Ability.AbilityTick () [0x00006] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at RimWorld.Pawn_AbilityTracker.AbilitiesTick () [0x00010] in <38562b1a2ab64eacb931fb5df05ca994>:0
  at Verse.Pawn.Tick () [0x00208] in <38562b1a2ab64eacb931fb5df05ca994>:0
     - transpiler Tacticowl: IEnumerable`1 Tacticowl.DualWield.Patch_PawnTick:Transpiler(IEnumerable`1 instructions)
  at Verse.TickList.Tick () [0x0017d] in <38562b1a2ab64eacb931fb5df05ca994>:0
     - transpiler net.pardeike.rimworld.lib.harmony: IEnumerable`1 VisualExceptions.ExceptionsAndActivatorHandler:Transpiler(IEnumerable`1 instructions, MethodBase original)