我单人档玩到第七年就卡了，昨天玩还没感觉，今天TPS只有100多，三倍速上不去
装了火箭人，发现4个人报错，都是被我释放的奴隶，都是袭击来抓的，背上5块垃圾马上让他滚了
我用人物编辑器删了4人之后，TPS就能随便跑了
我放的奴隶多了去了，怎么这4个人卡我游戏啊？怎么能一劳永逸避免这种问题呀？
老是手动删人感觉很抽离，或者只能不用这种办法倒垃圾了
报错代码：
Soyuz caught this error. Please don't report this to the RocketMan team unless you're certain RocketMan caused this error. with error System.NullReferenceException: Object reference not set to an instance of an object
at RimWorld.CompDissolutionEffect_Pollution.DoDissolutionEffectWorld (System.Int32 amount, System.Int32 tileId) [0x0001f] in <95de19971c5d40878d8742747904cdcd>:0
at RimWorld.CompDissolution.DissolveWorld (System.Int32 amount, System.Int32 tile) [0x00020] in <95de19971c5d40878d8742747904cdcd>:0
at RimWorld.CompDissolution.TriggerDissolutionEvent (System.Int32 amountToDissolve) [0x00036] in <95de19971c5d40878d8742747904cdcd>:0
at RimWorld.CompDissolution.CompTick () [0x0002a] in <95de19971c5d40878d8742747904cdcd>:0
at Verse.ThingWithComps.Tick () [0x00024] in <95de19971c5d40878d8742747904cdcd>:0
at Verse.ThingOwner.ThingOwnerTick (System.Boolean removeIfDestroyed) [0x00021] in <95de19971c5d40878d8742747904cdcd>:0
at Verse.Pawn_InventoryTracker.InventoryTrackerTick () [0x00000] in <95de19971c5d40878d8742747904cdcd>:0
at (wrapper dynamic-method) Verse.Pawn.Verse.Pawn.Tick_Patch1(Verse.Pawn)
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)
Exception ticking world pawn 牛毛草. Suppressing further errors. System.NullReferenceException: Object reference not set to an instance of an object
at (wrapper dynamic-method) Verse.Pawn.Verse.Pawn.Tick_Patch1(Verse.Pawn)
at (wrapper dynamic-method) RimWorld.Planet.WorldPawns.RimWorld.Planet.WorldPawns.WorldPawnsTick_Patch2(RimWorld.Planet.WorldPawns)
(Filename: C:\buildslave\unity\build\Runtime/Export/Debug/Debug.bindings.h Line: 39)