Fix memory release

nel/include/nel/gui/action_handler.h

@@ -69,7 +69,7 @@ namespace NLGUI
 
 		static CAHManager* getInstance()
 		{
-			if (_GlobalInstance == NULL)
+			if (_GlobalInstance == NULL && !s_Deleted)
 				_GlobalInstance = new CAHManager;
 			return _GlobalInstance;
 		}
@@ -134,6 +134,19 @@ namespace NLGUI
 		static CAHManager *_GlobalInstance;
 		static bool editorMode;
 
+		class CDeleter
+		{
+		public:
+			~CDeleter()
+			{
+				delete _GlobalInstance;
+				_GlobalInstance = NULL;
+				s_Deleted = true;
+			}
+		};
+		static CDeleter s_Deleter;
+		static bool s_Deleted;
+
 	};
 
 	/// Ah name must all be lower case

nel/src/gui/action_handler.cpp

@@ -42,6 +42,8 @@ namespace NLGUI
 	// ------------------------------------------------------------------------------------------------
 	CAHManager	*CAHManager::_GlobalInstance = NULL;
 	bool CAHManager::editorMode = false;
+	CAHManager::CDeleter CAHManager::s_Deleter;
+	bool CAHManager::s_Deleted = false;
 	// ------------------------------------------------------------------------------------------------
 
 	// ------------------------------------------------------------------------------------------------