I have the same error.

JobDriver threw exception in toil unnamed's initAction for pawn Chef driver=JobDriver_HaulCorpseToGestation (toilIndex=5) driver.job=(AC_HaulCorpseToGestation (Job_18868360) A = Thing_AC_SleeveGestator2023206 B = Thing_Corpse_Human1295097 Giver = ThinkNode_QueuedJob [workGiverDef: AC_HaulCorpseToSleeveGrower])
System.NullReferenceException: Object reference not set to an instance of an object
[Ref B32FE922]
at AlteredCarbon.AC_Utils.GetMissingParts (Verse.Pawn pawn) [0x00001] in <86eb253a2c2940fbb1e65d8dd4d9f56f>:0
at AlteredCarbon.Building_SleeveGestator.PutCorpseForRepurposing (Verse.Corpse corpse) [0x0006c] in <86eb253a2c2940fbb1e65d8dd4d9f56f>:0
at AlteredCarbon.JobDriver_HaulCorpseToGestation.<MakeNewToils>b__3_3 () [0x00023] in <86eb253a2c2940fbb1e65d8dd4d9f56f>:0
at Verse.AI.JobDriver.TryActuallyStartNextToil () [0x001b0] in <69945a8ed6c540cf90b578de735e0605>:0
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Log.Error_Patch4 (string)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.AI.JobUtility.TryStartErrorRecoverJob_Patch1 (Verse.Pawn,string,System.Exception,Verse.AI.JobDriver)
Verse.AI.JobDriver:TryActuallyStartNextToil ()
Verse.AI.JobDriver:ReadyForNextToil ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.AI.JobDriver.DriverTick_Patch0 (Verse.AI.JobDriver)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.AI.Pawn_JobTracker.JobTrackerTick_Patch0 (Verse.AI.Pawn_JobTracker)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Pawn.Tick_Patch1 (Verse.Pawn)
Verse.TickList:Tick ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.TickManager.DoSingleTick_Patch4 (Verse.TickManager)
Verse.TickManager:TickManagerUpdate ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Game.UpdatePlay_Patch5 (Verse.Game)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Root_Play.Update_Patch1 (Verse.Root_Play)

This error does not happen on a newly loaded map.

Destroying and replacing the chamber fixed the problem

Was coming here to ask about the same thing. Thanks!

It is just a tempory solution, it keeps happening

Same here

I cleared out the log and tried repurposing a body
This is the message i got:


[19:01:04] Tried to add Empty sleeve to ThingOwner but this thing is already in another container. owner=Corpse_Human2772628, current container owner=Corpse Human3058458. Use TrvAddOrTransfer. TryTransferToContainer. or remove the item before adding it.
[19:01:04] JobDriver threw exception in toil unnamed's initAction for pawn Keina driver=JobDriver_Haul CorpseToGestation (toilIndex=5)
driver.iob=/AC Haul CorpseToGestation Job 79001091 A = Thing AC Sleeve Gestator2341655 B = Thing Corpse Human2772628 Giver = ThinkNode OueuedJob
[19:02:04] graphicChoosed Leather_Guinea Pig (2.1, 2.1)
[19:02:38] Tried to add Empty sleeve to ThingOwner but this thing is already in another container. owner=Corpse_Human2222112, current container owner=Corpse Human3058539. Use TrvAddOrTransfer. TryTransferToContainer, or remove the item before adding it.
[19:02:38] JobDriver threw exception in toil unnamed's initAction for pawn Keina driver-JobDriver_Haul CorpseToGestation (toillndex=5)
driver.iob=/AC Haul CorpseToGestation Job 79024841 A = Thing AC Sleeve Gestator3058467 B = Thing Corpse Human2222112 Giver = ThinkNode OueuedJob

Damn, is it a mod conflict? I'm getting the same issue.