tab. Whenever this happens, I also get this error in the debug log:

Exception filling window for RimWorld.MainTabWindow_Research: System.NullReferenceException: Object reference not set to an instance
of an object
at Verse.ResearchProjectDef+<>c.<get_UnlockedDefs>b__57_2 (Verse.Def x) [0x00000] in <99518a644a3e4a7ea3fde566568df84a>:0
at System.Linq.EnumerableSorter`2[TElement,TKey].ComputeKeys

this is popping up
Exception filling window for RimWorld.MainTabWindow_Research: System.NullReferenceException: Object reference not set to an instance of an object
at
System.Linq.Enumerable+ConcatIterator`1[TSource].MoveNext () [0x0002b] in <351e49e2a5bf4fd6beabb458ce2255f3>:0
at System.Linq.Set`1[TElement].UnionWith (System.Collections.Generic.IEnumerable`1[T] other) [0x00018] in <351e49e2a5bf4fd

Exception filling window for RimWorld.MainTabWindow_Research: System.NullReferenceException: Object reference not set to an instance of an object
at Verse.ResearchProjectDef+<>c.<get_UnlockedDefs>b
System.Linq.Enumerable+ConcatIterator`1[TSource].MoveNext () [0x0002b] in <351e49e2a5bf4fd6beabb458ce2255f3>:0
at System.Linq.Set`1[TElement].UnionWith (System.Collections.Generic.IEnumerable`1[T] other) [0x00018] in <351e49e2a5bf4fd

All my entities turned invisible in the middle of the game. Any one know why?

Exception drawing 'HoldingPlatform67519' at cell (157, 0, 128):
System.NullReferenceException: Object reference not set
to an instance of an object
[Ref D834447]
at VFECore.PawnDataCache.GetPawnDataCache (Verse.Pawn pawn, System.Boolean forceRefresh, System.Boolean canRefresh) [0x00001] in <a1527e1dca564672a546250eb15c

My pawns are standing, thera are making literally nothing. There is a log:

Exception ticking Nikola (at (114, 0, 101)): System.NullReferenceException: Object reference not set to an instance of an
631ae77b5d8>:0
at Verse.ThingFilter.Allows (Verse.Thing t) [0x000a1] in <360933dd75ad47e8a6d2a631ae77b5d8>:0
at RimWorld.StorageSettings.AllowedToAccept (Verse.Thing t) [0x00000] in <360933dd75ad

) driver.job=(TradeWithPawn (Job_848903) A=Thing_Human112561)
System.NullReferenceException: Object reference not set to an instance of an object
at RimWorld.TransferableUtility.CanStackTogether (Verse.Thing thing
error log is attached and i cant get a clue on how to solve this

JobDriver threw exception in toil MakeNewToils's initAction for pawn Roy driver=JobDriver_TradeWithPawn (toilIndex=1

)): System.NullReferenceException: Object reference not set to an instance of an object
[Ref 55CF7B3E]
at VSE.ModCompat.get_SaturatedXPMultiplier () [0x00000] in <01a0c5deb2f94ffeaefc22069c727ab1>:0
at
MVCF.PatchSets.PatchSet_VerbComps:TryCastNextBurstShot_Transpiler(IEnumerable`1 instructions, ILGenerator generator)
- POSTFIX legodude17.mvcf: Void MVCF.PatchSets.PatchSet_VerbComps:TryCastNextBurstShot_Postfix(Verb __instance)
at Verse.Verb.VerbTick () [0x00056] in

)
System.Threading.ThreadHelper:ThreadStart ()

Could not do PostLoadInit on RimWorld.Pawn_TrainingTracker: System.NullReferenceException: Object reference not set to an instance of an object
at
()
Verse.Game:UpdatePlay ()
Verse.Root_Play:Update ()


Exception ticking Matthew (at (154, 0, 123)): System.NullReferenceException: Object reference not set to an instance of an object
at Verse.Thing.get_Smeltable () [0x

])
System.NullReferenceException: Object reference not set to an instance of an object
[Ref ED6EAE30]
at VSE.ModCompat.get_SaturatedXPMultiplier () [0x00000] in <01a0c5deb2f94ffeaefc22069c727ab1>:0
at
VSE.Passions.PassionPatches.LearnRateFactor_Prefix (System.Boolean direct, RimWorld.SkillRecord __instance, System.Single& __result) [0x0006a] in <01a0c5deb2f94ffeaefc22069c727ab1>:0
at RimWorld.SkillRecord.LearnRateFactor (System.Boolean direct

: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 35)

Exception from asynchronous event: System.NullReferenceException: Object reference not set to an instance of an object
at Verse.ThingOwnerUtility.GetRootMap (Verse.IThingHolder holder
I've spent the last two hours or so enabling and disabling mods just to find my log file, but I'm not really understanding where the issue might be coming from. All I'm trying to do is settle a