i get this error
Exception filling window for RimWorld.Dialog_ManageOutfits: System.NullReferenceException: Object reference not set to an instance of an object
at Verse.Listing_TreeThingFilter.DoCategoryChildren (Verse.TreeNode_ThingCategory node, System.Int32 indentLevel, System.Int32 openMask, Verse.Map map, System.Boolean subtreeMatchedSearch) [0x000a9] in <00638943358e4807bd44cd7bc8f572da>:0
at Verse.Listing_TreeThingFilter.DoCategory (Verse.TreeNode_ThingCategory node, System.Int32 indentLevel, System.Int32 openMask, Verse.Map map, System.Boolean subtreeMatchedSearch) [0x000cf] in <00638943358e4807bd44cd7bc8f572da>:0
at Verse.Listing_TreeThingFilter.DoCategoryChildren (Verse.TreeNode_ThingCategory node, System.Int32 indentLevel, System.Int32 openMask, Verse.Map map, System.Boolean subtreeMatchedSearch) [0x00078] in <00638943358e4807bd44cd7bc8f572da>:0
at Verse.Listing_TreeThingFilter.ListCategoryChildren (Verse.TreeNode_ThingCategory node, System.Int32 openMask, Verse.Map map, UnityEngine.Rect visibleRect) [0x0004a] in <00638943358e4807bd44cd7bc8f572da>:0
at Verse.ThingFilterUI.DoThingFilterConfigWindow (UnityEngine.Rect rect, Verse.ThingFilterUI+UIState state, Verse.ThingFilter filter, Verse.ThingFilter parentFilter, System.Int32 openMask, System.Collections.Generic.IEnumerable`1[T] forceHiddenDefs, System.Collections.Generic.IEnumerable`1[T] forceHiddenFilters, System.Boolean forceHideHitPointsConfig, System.Collections.Generic.List`1[T] suppressSmallVolumeTags, Verse.Map map) [0x0025b] in <00638943358e4807bd44cd7bc8f572da>:0
at (wrapper dynamic-method) RimWorld.Dialog_ManageOutfits.RimWorld.Dialog_ManageOutfits.DoWindowContents_Patch2(RimWorld.Dialog_ManageOutfits,UnityEngine.Rect)
at Verse.Window.InnerWindowOnGUI (System.Int32 x) [0x001ce] in <00638943358e4807bd44cd7bc8f572da>:0
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) Verse.Log:Verse.Log.Error_Patch3 (string)
Verse.Window:InnerWindowOnGUI (int)
UnityEngine.GUI:CallWindowDelegate (UnityEngine.GUI/WindowFunction,int,int,UnityEngine.GUISkin,int,single,single,UnityEngine.GUIStyle)


unsure if its caused by outfitter which i use