Fixed goal problem in TASK_CARGO_TRANSPORT more or less, needs further investigation

Moose Development/Moose/Wrapper/Controllable.lua

@@ -2395,5 +2395,16 @@ function CONTROLLABLE:IsAirPlane()
   return nil
 end
 
+function CONTROLLABLE:GetSize()
+
+  local DCSObject = self:GetDCSObject()
+
+  if DCSObject then
+    return 1
+  else
+    return 0
+  end
+end
+
 
 -- Message APIs

Moose Development/Moose/Wrapper/Group.lua

@@ -353,8 +353,13 @@ function GROUP:GetSize()
 
   if DCSGroup then
     local GroupSize = DCSGroup:getSize()
-    self:T3( GroupSize )
-    return GroupSize
+    
+    if GroupSize then
+      self:T3( GroupSize )
+      return GroupSize
+    else
+      return 0
+    end
   end
 
   return nil