Check for existence of grades

2003-11-14 18:34:17 +00:00
parent c0fa5540c3
commit f7c225fbd4
1 changed files with 4 additions and 2 deletions
@@ -255,8 +255,10 @@ function assignment_grades($assignmentid) {
        $scaleid = - ($assignment->grade);
        if ($scale = get_record("scale", "id", $scaleid)) {
            $scalegrades = make_menu_from_list($scale->scale);
-            foreach ($grades as $key => $grade) {
-                $grades[$key] = $scalegrades[$grade];
+            if ($grades) {
+                foreach ($grades as $key => $grade) {
+                    $grades[$key] = $scalegrades[$grade];
+                }
            }
        }
        $return->grades = $grades;