Fabricor mech from Biotech expansion attempts to work the Prospects Table resulting in this error:

Exception in JobDriver tick for pawn Mech_Fabricor790527 driver=JobDriver_OperateScanner (toilIndex=1) driver.job=(OperateScanner (Job_6964083) A=Thing_JDSRS2_Prospects_Table870954)
System.NullReferenceException: Object reference not set to an instance of an object
at RimWorld.JobDriver_OperateScanner+<>c__DisplayClass1_0.<MakeNewToils>b__1 () [0x0002e] in <38562b1a2ab64eacb931fb5df05ca994>:0
at Verse.AI.JobDriver.DriverTick () [0x00163] in <38562b1a2ab64eacb931fb5df05ca994>:0
UnityEngine.StackTraceUtility:ExtractStackTrace ()
Verse.Log:Error (string)
Verse.AI.JobUtility:TryStartErrorRecoverJob (Verse.Pawn,string,System.Exception,Verse.AI.JobDriver)
Verse.AI.JobDriver:DriverTick ()
Verse.AI.Pawn_JobTracker:JobTrackerTick ()
Verse.Pawn:Tick ()
Verse.TickList:Tick ()
(wrapper dynamic-method) Verse.TickManager:Verse.TickManager.DoSingleTick_Patch5 (Verse.TickManager)
Verse.TickManager:TickManagerUpdate ()
Verse.Game:UpdatePlay ()
(wrapper dynamic-method) Verse.Root_Play:Verse.Root_Play.Update_Patch1 (Verse.Root_Play)