吧友们，我现在遇到一个奇怪的bug,简单来说就是布施官启灵仪式的任务接了但布施官不来。刚开始以为是模组冲突了，刚才把模组全删了测试了一遍还是不来。这个红字一进游戏界面就弹了。问AI，AI说是因为飞船生成问题。它说的确实没错，接了任务布施官飞船不管等多久都不来，900小时第一次遇到这问题。有没有吧友知道怎么解决吗?这个问题我真的无从下手，只能求助了

Error while processing a quest signal: System.NullReferenceException: Object reference not set to an instance of an object
[Ref FC7C33AF]
at 网页链接 () [0x00010] in <3d68504209ab4c5ca0844c2942852fad>:0
at RimWorld.QuestGen.QuestPart_AddShipJob.Notify_QuestSignalReceived (网页链接 signal) [0x00045] in <3d68504209ab4c5ca0844c2942852fad>:0
at RimWorld.Quest.Notify_SignalReceived (网页链接 signal) [0x000af] in <3d68504209ab4c5ca0844c2942852fad>:0
UnityEngine.StackTraceUtility:ExtractStackTrace ()
Verse.Log:Error (string)
RimWorld.Quest:Notify_SignalReceived (RimWorld.Signal)
RimWorld.SignalManager:SendSignal (RimWorld.Signal)
RimWorld.Quest:Initiate ()
RimWorld.Quest:Accept (Verse.Pawn)
RimWorld.MainTabWindow_Quests:AcceptQuestByInterface (System.Action,bool)
RimWorld.MainTabWindow_Quests:DoRewards (UnityEngine.Rect,single&)
RimWorld.MainTabWindow_Quests:DoSelectedQuestInfo (UnityEngine.Rect)
RimWorld.MainTabWindow_Quests:DoWindowContents (UnityEngine.Rect)
Verse.Window:InnerWindowOnGUI (int)
UnityEngine.GUI:CallWindowDelegate (UnityEngine.GUI/WindowFunction,int,int,UnityEngine.GUISkin,int,single,single,UnityEngine.GUIStyle)

我也遇到了，但是我的是皇权帝国的布施官会来，但是金
鼠鼠
的不会来