RimWorld issue

Root level exception in OnGUI(): System.NullReferenceException: Object reference not set to an instance of an object
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.SpawnSetup (Verse.Map map, System.Boolean respawningAfterLoad) [0x0000e] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at (wrapper dynamic-method) Verse.GenSpawn.Verse.GenSpawn.Spawn_Patch4(Verse.Thing,Verse.IntVec3,Verse.Map,Verse.Rot4,Verse.WipeMode,bool)
  at RimWorld.Designator_Build.DesignateSingleCell (Verse.IntVec3 c) [0x00098] in <360933dd75ad47e8a6d2a631ae77b5d8>:0
  at (wrapper dynamic-method) Verse.DesignatorManager.Verse.DesignatorManager.ProcessInputEvents_Patch3(Verse.DesignatorManager)
  at (wrapper dynamic-method) RimWorld.MapInterface.RimWorld.MapInterface.HandleMapClicks_Patch1(RimWorld.MapInterface)
  at (wrapper dynamic-method) RimWorld.UIRoot_Play.RimWorld.UIRoot_Play.UIRootOnGUI_Patch2(RimWorld.UIRoot_Play)
  at (wrapper dynamic-method) Verse.Root.Verse.Root.OnGUI_Patch1(Verse.Root)
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) Verse.Log:Verse.Log.Error_Patch3 (string)
(wrapper dynamic-method) Verse.Root:Verse.Root.OnGUI_Patch1 (Verse.Root)

GetInspectString exception on ParticleAccelerator_AA30311:
System.NullReferenceException: Object reference not set to an instance of an object
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.get_IsRunning () [0x00013] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.GetInspectString () [0x00072] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at RimWorld.InspectPaneFiller.DrawInspectStringFor (Verse.ISelectable sel, UnityEngine.Rect rect) [0x00000] in <360933dd75ad47e8a6d2a631ae77b5d8>:0
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) Verse.Log:Verse.Log.Error_Patch3 (string)
RimWorld.InspectPaneFiller:DrawInspectStringFor (Verse.ISelectable,UnityEngine.Rect)
(wrapper dynamic-method) RimWorld.InspectPaneFiller:RimWorld.InspectPaneFiller.DoPaneContentsFor_Patch1 (Verse.ISelectable,UnityEngine.Rect)
RimWorld.MainTabWindow_Inspect:DoPaneContents (UnityEngine.Rect)
(wrapper dynamic-method) RimWorld.InspectPaneUtility:RimWorld.InspectPaneUtility.InspectPaneOnGUI_Patch1 (UnityEngine.Rect,RimWorld.IInspectPane)
RimWorld.MainTabWindow_Inspect:DoWindowContents (UnityEngine.Rect)
Verse.Window:InnerWindowOnGUI (int)
UnityEngine.GUI:CallWindowDelegate (UnityEngine.GUI/WindowFunction,int,int,UnityEngine.GUISkin,int,single,single,UnityEngine.GUIStyle)


Exception ticking ParticleAccelerator_AA30311 (at (94, 0, 110)): System.NullReferenceException: Object reference not set to an instance of an object
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.get_IsRunning () [0x00013] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.UpdatePowerDraw () [0x00006] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at AntimatterAnnihilation.Buildings.Building_ParticleAccelerator.Tick () [0x00006] in <fa5f0b718ad848ce91f6f3cd0d9557b4>:0
  at (wrapper dynamic-method) Verse.TickList.Verse.TickList.Tick_Patch2(Verse.TickList)
UnityEngine.StackTraceUtility:ExtractStackTrace ()
(wrapper dynamic-method) Verse.Log:Verse.Log.Error_Patch3 (string)
(wrapper dynamic-method) Verse.TickList:Verse.TickList.Tick_Patch2 (Verse.TickList)
(wrapper dynamic-method) Verse.TickManager:Verse.TickManager.DoSingleTick_Patch5 (Verse.TickManager)
Verse.TickManager:TickManagerUpdate ()
(wrapper dynamic-method) Verse.Game:Verse.Game.UpdatePlay_Patch1 (Verse.Game)
Verse.Root_Play:Update ()