Fixes

AI_PATROL:
- Target unit is nil. Issue #1234
DETECTION:
- ReportFriendliesNearBy ForEachPlayer added nil check.
CONTROLLABLE:
- Added IsHelicopter()
- Added OptionRestrictBurner()
AI_A2A_Cap
- AtteckUnit not nil check.
AI_A2A_Dispatcher:
- DefenderGroup not nil and alive check #1228
AI_A2A_GCICAP:
- AttackCoordinate nil check

Moose Development/Moose/AI/AI_A2A_Cap.lua

@@ -200,8 +200,7 @@ function AI_A2A_CAP:CreateAttackUnitTasks( AttackSetUnit, DefenderGroup, EngageA
 
   for AttackUnitID, AttackUnit in pairs( self.AttackSetUnit:GetSet() ) do
     local AttackUnit = AttackUnit -- Wrapper.Unit#UNIT
-    self:T( { "Attacking Unit:", AttackUnit:GetName(), AttackUnit:IsAlive(), AttackUnit:IsAir() } )
+    if AttackUnit and AttackUnit:IsAlive() and AttackUnit:IsAir() then
-    if AttackUnit:IsAlive() and AttackUnit:IsAir() then
       -- TODO: Add coalition check? Only attack units of if AttackUnit:GetCoalition()~=AICap:GetCoalition()
       -- Maybe the detected set also contains 
       self:T( { "Attacking Task:", AttackUnit:GetName(), AttackUnit:IsAlive(), AttackUnit:IsAir() } )

Moose Development/Moose/AI/AI_A2A_Dispatcher.lua

@@ -3231,6 +3231,8 @@ do -- AI_A2A_DISPATCHER
           self:SetDefenderTask( SquadronName, DefenderCAP, "CAP", AI_A2A_Fsm )
 
           function AI_A2A_Fsm:onafterTakeoff( DefenderGroup, From, Event, To )
+            -- Issue GetCallsign() returns nil, see https://github.com/FlightControl-Master/MOOSE/issues/1228 
+            if DefenderGroup and DefenderGroup:IsAlive() then
               self:F({"CAP Takeoff", DefenderGroup:GetName()})
               --self:GetParent(self).onafterBirth( self, Defender, From, Event, To )
               
@@ -3243,8 +3245,10 @@ do -- AI_A2A_DISPATCHER
                 AI_A2A_Fsm:__Patrol( 2 ) -- Start Patrolling
               end
             end
+          end
 
           function AI_A2A_Fsm:onafterPatrolRoute( DefenderGroup, From, Event, To )
+            if DefenderGroup and DefenderGroup:IsAlive() then
               self:F({"CAP PatrolRoute", DefenderGroup:GetName()})
               self:GetParent(self).onafterPatrolRoute( self, DefenderGroup, From, Event, To )
               
@@ -3257,9 +3261,10 @@ do -- AI_A2A_DISPATCHER
       
               Dispatcher:ClearDefenderTaskTarget( DefenderGroup )
             end
+          end
 
           function AI_A2A_Fsm:onafterRTB( DefenderGroup, From, Event, To )
-
+            if DefenderGroup and DefenderGroup:IsAlive() then
               self:F({"CAP RTB", DefenderGroup:GetName()})
   
               self:GetParent(self).onafterRTB( self, DefenderGroup, From, Event, To )
@@ -3272,9 +3277,11 @@ do -- AI_A2A_DISPATCHER
               end
               Dispatcher:ClearDefenderTaskTarget( DefenderGroup )
             end
+          end
   
           --- @param #AI_A2A_DISPATCHER self
           function AI_A2A_Fsm:onafterHome( Defender, From, Event, To, Action )
+            if Defender and Defender:IsAlive() then
               self:F({"CAP Home", Defender:GetName()})
               self:GetParent(self).onafterHome( self, Defender, From, Event, To )
               
@@ -3295,6 +3302,7 @@ do -- AI_A2A_DISPATCHER
           end
         end
       end
+    end
     
   end
 
@@ -3636,10 +3644,17 @@ do -- AI_A2A_DISPATCHER
   --- Assigns A2G AI Tasks in relation to the detected items.
   -- @param #AI_A2G_DISPATCHER self
   function AI_A2A_DISPATCHER:Order( DetectedItem )
-    local AttackCoordinate = self.Detection:GetDetectedItemCoordinate( DetectedItem )
+  
+    local detection=self.Detection -- Functional.Detection#DETECTION_AREAS
     
     local ShortestDistance = 999999999
     
+    -- Get coordinate (or nil).
+    local AttackCoordinate = detection:GetDetectedItemCoordinate( DetectedItem )
+    
+    -- Issue https://github.com/FlightControl-Master/MOOSE/issues/1232
+    if AttackCoordinate then
+  
       for DefenderSquadronName, DefenderSquadron in pairs( self.DefenderSquadrons ) do
       
         self:I( { DefenderSquadron = DefenderSquadron.Name } )
@@ -3654,12 +3669,15 @@ do -- AI_A2A_DISPATCHER
         end
       end
       
+    end
+    
     return ShortestDistance
   end
   
 
   --- Shows the tactical display.
   -- @param #AI_A2A_DISPATCHER self
+  -- @param Functional.Detection#DETECTION_BASE Detection The detection created by the @{Functional.Detection#DETECTION_BASE} derived object.
   function AI_A2A_DISPATCHER:ShowTacticalDisplay( Detection )
 
     local AreaMsg = {}

Moose Development/Moose/AI/AI_Patrol.lua

@@ -667,6 +667,10 @@ function AI_PATROL_ZONE:onafterDetect( Controllable, From, Event, To )
     if TargetObject and TargetObject:isExist() and TargetObject.id_ < 50000000 then
 
       local TargetUnit = UNIT:Find( TargetObject )
+      
+      -- Check that target is alive due to issue https://github.com/FlightControl-Master/MOOSE/issues/1234
+      if TargetUnit and TargetUnit:IsAlive() then
+      
         local TargetUnitName = TargetUnit:GetName()
         
         if self.DetectionZone then
@@ -683,6 +687,8 @@ function AI_PATROL_ZONE:onafterDetect( Controllable, From, Event, To )
           end
           Detected = true
         end
+        
+      end
     end
   end
 

Moose Development/Moose/Functional/Detection.lua

@@ -1438,8 +1438,11 @@ do -- DETECTION_BASE
           function( PlayerUnitName )
             local PlayerUnit = UNIT:FindByName( PlayerUnitName )
 
-            if PlayerUnit and PlayerUnit:GetCoordinate():IsInRadius( DetectedUnitCoord, self.FriendliesRange ) then
+            -- Fix for issue https://github.com/FlightControl-Master/MOOSE/issues/1225
-            --if PlayerUnit and PlayerUnit:IsInZone(DetectionZone) then
+            if PlayerUnit and PlayerUnit:IsAlive() then
+              local coord=PlayerUnit:GetCoordinate()
+              
+              if coord and coord:IsInRadius( DetectedUnitCoord, self.FriendliesRange ) then
 
                 local PlayerUnitCategory = PlayerUnit:GetDesc().category
       
@@ -1462,6 +1465,7 @@ do -- DETECTION_BASE
                 end
               end
             end
+          end
         )
       end    
 

Moose Development/Moose/Wrapper/Controllable.lua

@@ -3480,3 +3480,48 @@ function CONTROLLABLE:IsAirPlane()
 
   return nil
 end
+
+--- Returns if the Controllable contains Helicopters.
+-- @param #CONTROLLABLE self
+-- @return #boolean true if Controllable contains Helicopters.
+function CONTROLLABLE:IsHelicopter()
+  self:F2()
+  
+  local DCSObject = self:GetDCSObject()
+  
+  if DCSObject then
+    local Category = DCSObject:getDesc().category
+    return Category == Unit.Category.HELICOPTER
+  end
+  
+  return nil
+end
+
+--- Sets Controllable Option for Restriction of Afterburner.
+-- @param #CONTROLLABLE self
+-- @param #boolean RestrictBurner If true, restrict burner. If false or nil, allow (unrestrict) burner. 
+function CONTROLLABLE:OptionRestrictBurner(RestrictBurner)
+  self:F2({self.ControllableName})
+  
+  local DCSControllable = self:GetDCSObject()
+  
+  if DCSControllable then
+    local Controller = self:_GetController()
+    
+    if Controller then
+    
+      -- Issue https://github.com/FlightControl-Master/MOOSE/issues/1216
+      if RestrictBurner == true then
+        if self:IsAir() then
+          Controller:setOption(16, true)
+        end
+      else
+        if self:IsAir() then
+          Controller:setOption(16, false)
+        end
+      end
+      
+    end
+  end
+  
+end