Stability Fix

Possible fix for intermittent crashes

CTLD.lua

@@ -10,7 +10,7 @@
 
     See https://github.com/ciribob/DCS-CTLD for a user manual and the latest version
 
-    Version: 1.20 - 21/06/2015  - Crates in Zone now works for Spawned crates and Ones added by the mission editor
+    Version: 1.21 - 21/06/2015  - Crates in Zone now works for Spawned crates and Ones added by the mission editor
                                 - Enabled multi crate units
                                 - Added new parameter for the number of launchers to spawn a HAWK with
 
@@ -704,7 +704,10 @@ end
 --
 --end
 
-function ctld.spawnCrate(_args)
+function ctld.spawnCrate(_arguments)
+
+    local _status,_err =  pcall(
+        function(_args)
 
             -- use the cargo weight to guess the type of unit as no way to add description :(
 
@@ -779,6 +782,13 @@ function ctld.spawnCrate(_args)
             else
                 env.info("Couldn't find crate item to spawn")
             end
+
+    end
+    , _arguments)
+
+    if (not _status) then
+        env.error(string.format("CTLD ERROR: %s", _err))
+    end
 end
 
 function ctld.troopsOnboard(_heli, _troops)
@@ -1633,7 +1643,10 @@ end
 
 
 
-function ctld.unpackCrates(_args)
+function ctld.unpackCrates(_arguments)
+
+   local _status,_err =  pcall(
+       function(_args)
 
     -- trigger.action.outText("Unpack Crates".._args[1],10)
 
@@ -1673,7 +1686,7 @@ function ctld.unpackCrates(_args)
                     -- ctld.spawnCrateStatic( _heli:getCoalition(),mist.getNextUnitId(),{x=100,z=100},_crateName,100)
 
                     --remove crate
-                _crate.crateUnit:destroy()
+                   -- _crate.crateUnit:destroy()
 
                     local _spawnedGroups = ctld.spawnCrateGroup(_heli, { _cratePoint }, { _crate.details.unit })
 
@@ -1700,6 +1713,11 @@ function ctld.unpackCrates(_args)
                 ctld.displayMessageToGroup(_heli, "No friendly crates close enough to unpack", 20)
             end
         end
+    end, _arguments)
+
+    if (not _status) then
+        env.error(string.format("CTLD ERROR: %s", _err))
+    end
 end
 
 
@@ -2383,7 +2401,7 @@ function ctld.unpackHawk(_heli, _nearestCrate, _nearbyCrates)
             end
 
             --destroy
-            _hawkPart.crateUnit:destroy()
+           -- _hawkPart.crateUnit:destroy()
         end
 
         -- HAWK READY!
@@ -2440,7 +2458,7 @@ function ctld.unpackMultiCrate(_heli, _nearestCrate, _nearbyCrates)
             end
 
             --destroy
-            _crate.crateUnit:destroy()
+           -- _crate.crateUnit:destroy()
         end