Index: mod/assignment/lib.php
===================================================================
RCS file: /cvsroot/moodle/moodle/mod/assignment/lib.php,v
retrieving revision 1.353
diff -u -a -w -b -B -r1.353 lib.php
--- mod/assignment/lib.php	17 Aug 2008 12:10:16 -0000	1.353
+++ mod/assignment/lib.php	18 Aug 2008 04:16:54 -0000
@@ -1380,7 +1380,7 @@
      * @return object The updated submission object
      */
     function process_feedback() {
-        global $CFG, $USER;
+        global $CFG, $USER, $DB;
         require_once($CFG->libdir.'/gradelib.php');
 
         if (!$feedback = data_submitted()) {      // No incoming data?