#Fixes

Moose Development/Moose/Wrapper/Unit.lua

@@ -325,14 +325,19 @@ function UNIT:IsAlive()
   local DCSUnit = self:GetDCSObject() -- DCS#Unit
   
   if DCSUnit then
-    local UnitIsAlive  = DCSUnit:isExist() and DCSUnit:isActive()
+    local UnitIsAlive  = DCSUnit:isExist() and DCSUnit:isActive() and DCSUnit:getLife() > 1
     return UnitIsAlive
   end 
   
   return nil
 end
 
-
+--- Returns if the Unit is dead.
+-- @param #UNIT self  
+-- @return #boolean `true` if Unit is dead, else false or nil if the unit does not exist
+function UNIT:IsDead()
+  return not self:IsAlive()
+end
 
 --- Returns the Unit's callsign - the localized string.
 -- @param #UNIT self
@@ -626,7 +631,7 @@ function UNIT:IsFuelSupply()
   return false
 end
 
---- Returns the unit's group if it exist and nil otherwise.
+--- Returns the unit's group if it exists and nil otherwise.
 -- @param Wrapper.Unit#UNIT self
 -- @return Wrapper.Group#GROUP The Group of the Unit or `nil` if the unit does not exist.  
 function UNIT:GetGroup()
@@ -635,8 +640,14 @@ function UNIT:GetGroup()
   local DCSUnit = self:GetDCSObject()
   
   if DCSUnit then
-    local UnitGroup = GROUP:FindByName( DCSUnit:getGroup():getName() )
-    return UnitGroup
+    local grp = DCSUnit:getGroup()
+    if grp then
+      local UnitGroup = GROUP:FindByName( grp:getName() )
+      return UnitGroup
+    else
+      local UnitGroup = GROUP:FindByName(self.GroupName)
+      return UnitGroup
+    end
   end
 
   return nil