小人征兆后无法选择移动地点。无法自行选择装备，武器。每点一次就出现以下的红。有没有什么查明bug的方法？
Error trying to make float menu: System.NullReferenceException: Object reference not set to an instance of an object
[lbk]Ref 400B7A64[rbk] Duplicate stacktrace, see ref for original
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Log.Error_Patch2 (string)
RimWorld.Selector:HandleMapClicks ()
RimWorld.Selector:SelectorOnGUI ()
RimWorld.MapInterface:HandleLowPriorityInput ()
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:RimWorld.UIRoot_Play.UIRootOnGUI_Patch4 (RimWorld.UIRoot_Play)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:Verse.Root.OnGUI_Patch2 (Verse.Root)