Fallout fixes

Moose Development/Moose/AI/AI_Air_Engage.lua

@@ -533,6 +533,10 @@ function AI_AIR_ENGAGE:onafterEngage( DefenderGroup, From, Event, To, AttackSetU
       DefenderCoord:SetY( EngageAltitude ) -- Ground targets don't have an altitude.
 
       local TargetCoord = AttackSetUnit:GetFirst():GetPointVec3()
+      if not TargetCoord then
+          self:Return()
+          return
+      end
       TargetCoord:SetY( EngageAltitude ) -- Ground targets don't have an altitude.
       
       local TargetDistance = DefenderCoord:Get2DDistance( TargetCoord )

Moose Development/Moose/AI/AI_Patrol.lua

@@ -873,7 +873,7 @@ function AI_PATROL_ZONE:onafterRTB()
   
     --- Calculate the current route point.
     local CurrentVec2 = self.Controllable:GetVec2()
-    
+    if not CurrentVec2 then return end
     --DONE: Create GetAltitude function for GROUP, and delete GetUnit(1).
     --local CurrentAltitude = self.Controllable:GetUnit(1):GetAltitude()
     local CurrentAltitude = self.Controllable:GetAltitude()