Index: branches/RC/core/units/general/cat_event_handler.php
===================================================================
diff -u -r9598 -r9616
--- branches/RC/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 9598)
+++ branches/RC/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 9616)
@@ -2327,15 +2327,11 @@
 			return ;
 		}
 
-		$filename = $object->GetField($field, 'full_path');
+		$file_helper =& $this->Application->recallObject('FileHelper');
+		/* @var $file_helper FileHelper */
 
-		$content_type = function_exists('mime_content_type') ? mime_content_type($filename) : 'application/octet-stream';
-
-		header('Content-type: '.$content_type);
-		header('Content-Disposition: attachment; filename="'.basename($filename).'"');
-		header('Content-Length: '.filesize($filename));
-		readfile($filename);
-		flush();
+		$filename = $object->GetField($field, 'full_path');
+		$file_helper->DownloadFile($filename);
 	}
 }