Index: branches/dev/data/lib/glib.php
===================================================================
--- branches/dev/data/lib/glib.php	(revision 14569)
+++ branches/dev/data/lib/glib.php	(revision 15004)
@@ -170,8 +170,5 @@
 			for($i = $count; 1 <= $i; $i--) {
 				$move_number = $i + 1;
-				
-				if(file_exists("$path.$move_number")) unlink("$path.$move_number");
-				copy("$dirname/" . $arrLog[$i - 1], "$path.$move_number");		
-				
+				@copy("$dirname/" . $arrLog[$i - 1], "$path.$move_number");
 			}
 			$ret = copy($path, "$path.1");