Error trying to handle mouseover: System.NullReferenceException: Object reference not set to an instance of an object
  at Arcen.AIW2.Core.GameEntity_Squad.GetStrengthPerSquad () [0x00019] in <96495cf12d244b52bdff6e34a8b5c318>:0 
  at Arcen.AIW2.External.SpecialFaction_Human+PrivatePlanetAttackNotifier+<>c__DisplayClass13_0.<WriteSideContents>b__0 (Arcen.AIW2.Core.GameEntity_Squad entity) [0x00093] in <cd03e35adbf545aa82aec4d4fc519102>:0 
  at Arcen.AIW2.Core.EntityCollection.DoForEntities (Arcen.AIW2.Core.GameEntity_Squad+ProcessorDelegate Processor) [0x00039] in <96495cf12d244b52bdff6e34a8b5c318>:0 
  at Arcen.AIW2.External.SpecialFaction_Human+PrivatePlanetAttackNotifier.WriteSideContents (Arcen.AIW2.Core.PlanetFaction faction) [0x00027] in <cd03e35adbf545aa82aec4d4fc519102>:0 
  at Arcen.AIW2.External.SpecialFaction_Human+PrivatePlanetAttackNotifier.MouseoverHandler () [0x000eb] in <cd03e35adbf545aa82aec4d4fc519102>:0 
  at Arcen.AIW2.Core.NotificationNonSim.HandleMouseover () [0x0000e] in <96495cf12d244b52bdff6e34a8b5c318>:0 
  at Arcen.AIW2.External.Window_NotificationsDisplay+btnNotification.HandleMouseover () [0x00012] in <cd03e35adbf545aa82aec4d4fc519102>:0 
  at Arcen.Universal.ArcenUI_ImageButton.OnUpdate_Subclass (System.Single DeltaTime) [0x0019b] in <f32e02f53c514759af8a0a555f98192e>:0 

  at System.Environment.get_StackTrace () [0x00000] in <1f0c1ef1ad524c38bbc5536809c46b48>:0 
  at Arcen.Universal.ArcenDebugging.ArcenDebugLog (System.String Message, Arcen.Universal.DebugLogDestination Destination, System.Boolean IncludeStackTrace, Arcen.Universal.Verbosity Verbosity) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenDebugging.ArcenDebugLog (System.String Message, Arcen.Universal.DebugLogDestination Destination, Arcen.Universal.Verbosity Verbosity) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenDebugging.ArcenDebugLog (System.String Message, Arcen.Universal.Verbosity Verbosity) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenUI_ImageButton.OnUpdate_Subclass (System.Single DeltaTime) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenUI_Element.UpdateFromUI (System.Boolean ShouldDoFullUpdate, System.Single DeltaTime) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenUI_Window.OnUpdateWindow (System.Single AddedDeltaTime) [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.ArcenUI.OnUpdateFromMainThread () [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at Arcen.Universal.Engine_Universal.OnUpdateFromMainThread () [0x00000] in <f32e02f53c514759af8a0a555f98192e>:0 
  at ArcenGameController.Update () [0x00000] in <ab0d680e0f374bfb9d26811ca45e8872>:0