function __construct()
 {
     parent::__construct(true, false, false, "Virtual Folder Create Exception", null);
 }
 function __construct()
 {
     parent::__construct(true, false, false, "Virtual Folder not found!", null);
 }
 function __construct()
 {
     parent::__construct(true, false, false, "Virtual Folder ID Missing!", null);
 }