[svn r11079] fixing security problem

main/inc/lib/export.lib.inc.php

@@ -308,7 +308,7 @@ function copydir($origine, $destination, $verbose = false)
 function makeTheBackup($exportedCourseId, $verbose_backup = FALSE, $ignore = "", $formats = "ALL")
 {
 		global $error_msg, $error_no, $db, $archiveRepositorySys, $archiveRepositoryWeb,
-				$appendCourse, $appendMainDb, $archiveName, $_configuration, $clarolineRepositorySys, $_course, $TABLEUSER, $TABLECOURSUSER, $TABLECOURS, $TABLEANNOUNCEMENT;
+				$appendCourse, $appendMainDb, $archiveName, $_configuration, $_course, $TABLEUSER, $TABLECOURSUSER, $TABLECOURS, $TABLEANNOUNCEMENT;
 
 	// ****** 1° 2. params.
 	$errorCode = 0;