diff --git a/Moose Development/Moose/Core/Menu.lua b/Moose Development/Moose/Core/Menu.lua
index fd677b5c5..3e4b784a8 100644
--- a/Moose Development/Moose/Core/Menu.lua	
+++ b/Moose Development/Moose/Core/Menu.lua	
@@ -89,11 +89,14 @@ function MENU_INDEX:PrepareCoalition( CoalitionSide )
     self.Coalition[CoalitionSide].Menus = self.Coalition[CoalitionSide].Menus or {}
 end
 
-
+---
+-- @param Wrapper.Group#GROUP Group
 function MENU_INDEX:PrepareGroup( Group )
+  if Group and Group:IsAlive()  then
     local GroupName = Group:GetName()
     self.Group[GroupName] = self.Group[GroupName] or {}
     self.Group[GroupName].Menus = self.Group[GroupName].Menus or {}
+  end
 end
 
 
@@ -133,9 +136,11 @@ end
 
 
 function MENU_INDEX:HasGroupMenu( Group, Path )
-
-  local MenuGroupName = Group:GetName()
-  return self.Group[MenuGroupName].Menus[Path]
+  if Group and Group:IsAlive() then
+    local MenuGroupName = Group:GetName()
+    return self.Group[MenuGroupName].Menus[Path]
+  end
+  return nil
 end
 
 function MENU_INDEX:SetGroupMenu( Group, Path, Menu )
diff --git a/Moose Development/Moose/Core/Set.lua b/Moose Development/Moose/Core/Set.lua
index 5453f9844..e81beb007 100644
--- a/Moose Development/Moose/Core/Set.lua	
+++ b/Moose Development/Moose/Core/Set.lua	
@@ -798,6 +798,7 @@ function SET_GROUP:GetAliveSet()
   
   -- Clean the Set before returning with only the alive Groups.
   for GroupName, GroupObject in pairs( self.Set ) do
+    local GroupObject=GroupObject --Wrapper.Group#GROUP
     if GroupObject then
       if GroupObject:IsAlive() then
         AliveSet:Add( GroupName, GroupObject )
diff --git a/Moose Development/Moose/Functional/Designate.lua b/Moose Development/Moose/Functional/Designate.lua
index f23961e12..25d554466 100644
--- a/Moose Development/Moose/Functional/Designate.lua	
+++ b/Moose Development/Moose/Functional/Designate.lua	
@@ -175,7 +175,7 @@ do -- DESIGNATE
   -- Smoke will fire for 5 minutes.
   -- Each available recce within range will smoke a target.
   -- Smoking can be requested while lasing targets.
-  -- Smoke will appear “around” the targets, because of accuracy limitations.
+  -- Smoke will appear "around" the targets, because of accuracy limitations.
   -- 
   -- 
   -- Have FUN!
@@ -952,7 +952,8 @@ do -- DESIGNATE
         local MissionMenu = nil
         
         if self.Mission then
-          MissionMenu = self.Mission:GetRootMenu( AttackGroup )
+          --MissionMenu = self.Mission:GetRootMenu( AttackGroup )
+          MissionMenu = self.Mission:GetMenu( AttackGroup )
         end
         
         local MenuTime = timer.getTime()
diff --git a/Moose Development/Moose/Functional/JTAC.lua b/Moose Development/Moose/Functional/JTAC.lua
new file mode 100644
index 000000000..65a5f3d99
--- /dev/null
+++ b/Moose Development/Moose/Functional/JTAC.lua	
@@ -0,0 +1,163 @@
+--- **Functional** - (R2.4) JTAC
+-- 
+-- ===
+-- 
+-- JTAC mimic
+-- 
+-- ## Features:
+-- 
+-- * Feature 1
+-- * Feature 2
+-- 
+-- ====
+-- 
+-- # Demo Missions
+--
+-- ### [MOOSE - ALL Demo Missions](https://github.com/FlightControl-Master/MOOSE_MISSIONS)
+-- 
+-- ====
+-- 
+-- # YouTube Channel
+-- 
+-- ### [MOOSE YouTube Channel](https://www.youtube.com/channel/UCjrA9j5LQoWsG4SpS8i79Qg)
+-- 
+-- ===
+-- 
+-- ### Author: **[funkyfranky](https://forums.eagle.ru/member.php?u=115026)**
+-- 
+-- ### Contributions: [FlightControl](https://forums.eagle.ru/member.php?u=89536)
+-- 
+-- ====
+-- @module Functional.Jtac
+-- @image JTAC.JPG
+
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+--- JTAC class
+-- @type JTAC
+-- @field #string ClassName Name of the class.
+
+--- Easy assignment of JTAC.
+-- 
+-- A new ARTY object can be created with the @{#ARTY.New}(*group*) contructor.
+-- The parameter *group* has to be a MOOSE Group object and defines ARTY group.
+-- 
+-- The ARTY FSM process can be started by the @{#ARTY.Start}() command.
+--
+-- ## The ARTY Process
+-- 
+-- ![Process](..\Presentations\ARTY\ARTY_Process.png)
+-- 
+-- 
+-- 
+-- @field #ARTY
+JTAC={
+  ClassName="JTAC",
+  Debug=false,
+}
+
+--- Some ID to identify who we are in output of the DCS.log file.
+-- @field #string id
+JTAC.id="JTAC | "
+
+--- Arty script version.
+-- @field #string version
+JTAC.version="0.0.1"
+
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+-- TODO list:
+-- TODO: a lot.
+
+
+--- Creates a new JTAC object.
+-- @param #JTAC self
+-- @param Wrapper.Group#GROUP group The GROUP object for which artillery tasks should be assigned.
+-- @param alias (Optional) Alias name the group will be calling itself when sending messages. Default is the group name.
+-- @return #ARTY ARTY object or nil if group does not exist or is not a ground or naval group.
+function JTAC:New(group, alias)
+  BASE:F2(group)
+
+  -- Inherits from FSM_CONTROLLABLE
+  local self=BASE:Inherit(self, FSM_CONTROLLABLE:New()) -- #JTAC
+  
+  -- Check that group is present.
+  if group then
+    self:T(JTAC.id..string.format("JTAC script version %s. Added group %s.", JTAC.version, group:GetName()))
+  else
+    self:E(JTAC.id.."ERROR: Requested JTAC group does not exist! (Has to be a MOOSE group.)")
+    return nil
+  end
+
+  -- Set the controllable for the FSM.
+  self:SetControllable(group)
+
+  ---------------  
+  -- Transitions:
+  ---------------
+
+  -- Entry.
+  self:AddTransition("*", "Start", "Ready")
+  self:AddTransition("Ready", "LaserOn", "Lasing")
+  self:AddTransition("Lasing", "LaserOff", "Ready")
+
+end
+
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+-- FSM Start Event
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+--- After "Start" event.
+-- @param #JTAC self
+-- @param Wrapper.Controllable#CONTROLLABLE Controllable Controllable of the group.
+-- @param #string From From state.
+-- @param #string Event Event.
+-- @param #string To To state.
+function JTAC:onafterStart(Controllable, From, Event, To)
+  --self:_EventFromTo("onafterStart", Event, From, To)
+  
+  -- Debug output.
+  local text=string.format("Started JTAC version %s for group %s.", JTAC.version, Controllable:GetName())
+  self:E(JTAC.id..text)
+  MESSAGE:New(text, 5):ToAllIf(self.Debug)
+  
+end
+
+--- After "LaserOn" event.
+-- @param #JTAC self
+-- @param Wrapper.Controllable#CONTROLLABLE Controllable Controllable of the group.
+-- @param #string From From state.
+-- @param #string Event Event.
+-- @param #string To To state.
+function JTAC:onafterLaserOn(Controllable, From, Event, To)
+  --self:_EventFromTo("onafterStart", Event, From, To)
+  
+  -- Debug output.
+  local text=string.format("Started JTAC version %s for group %s.", JTAC.version, Controllable:GetName())
+  self:E(JTAC.id..text)
+  MESSAGE:New(text, 5):ToAllIf(self.Debug)
+  
+end
+
+
+--- After "LaserOff" event.
+-- @param #JTAC self
+-- @param Wrapper.Controllable#CONTROLLABLE Controllable Controllable of the group.
+-- @param #string From From state.
+-- @param #string Event Event.
+-- @param #string To To state.
+function JTAC:onafterLaserOff(Controllable, From, Event, To)
+  --self:_EventFromTo("onafterStart", Event, From, To)
+  
+  -- Debug output.
+  local text=string.format("Started JTAC version %s for group %s.", JTAC.version, Controllable:GetName())
+  self:E(JTAC.id..text)
+  MESSAGE:New(text, 5):ToAllIf(self.Debug)
+  
+end
+
+
+
+
+
+
+
diff --git a/Moose Development/Moose/Tasking/CommandCenter.lua b/Moose Development/Moose/Tasking/CommandCenter.lua
index 4b3e8a17c..ce0ab6ce5 100644
--- a/Moose Development/Moose/Tasking/CommandCenter.lua	
+++ b/Moose Development/Moose/Tasking/CommandCenter.lua	
@@ -426,6 +426,7 @@ end
 
 --- Gets the commandcenter menu structure governed by the HQ command center.
 -- @param #COMMANDCENTER self
+-- @param Wrapper.Group#Group TaskGroup Task Group.
 -- @return Core.Menu#MENU_COALITION
 function COMMANDCENTER:GetMenu( TaskGroup )
 
diff --git a/Moose Development/Moose/Tasking/Mission.lua b/Moose Development/Moose/Tasking/Mission.lua
index 6bbca053e..877754efa 100644
--- a/Moose Development/Moose/Tasking/Mission.lua	
+++ b/Moose Development/Moose/Tasking/Mission.lua	
@@ -611,13 +611,14 @@ function MISSION:RemoveTaskMenu( Task )
 end
 
 
---- Gets the root mission menu for the TaskGroup.
+--- Gets the root mission menu for the TaskGroup. Obsolete?! Originally no reference to TaskGroup parameter!
 -- @param #MISSION self
+-- @param Wrapper.Group#GROUP TaskGroup Task group.
 -- @return Core.Menu#MENU_COALITION self
 function MISSION:GetRootMenu( TaskGroup ) -- R2.2
 
   local CommandCenter = self:GetCommandCenter()
-  local CommandCenterMenu = CommandCenter:GetMenu()
+  local CommandCenterMenu = CommandCenter:GetMenu( TaskGroup )
 
   local MissionName = self:GetText()
   --local MissionMenu = CommandCenterMenu:GetMenu( MissionName )
@@ -629,6 +630,7 @@ end
 
 --- Gets the mission menu for the TaskGroup.
 -- @param #MISSION self
+-- @param Wrapper.Group#GROUP TaskGroup Task group.
 -- @return Core.Menu#MENU_COALITION self
 function MISSION:GetMenu( TaskGroup ) -- R2.1 -- Changed Menu Structure