--- C:\Documents and Settings\aborrow\My Documents\web\moodle\16stable\mod\quiz\report\overview\report.php	Sun Mar 25 09:49:48 2007
+++ X:\mod\quiz\report\overview\report.php	Sat May 05 12:09:51 2007
@@ -256,3 +256,3 @@
                     'LEFT JOIN '.$CFG->prefix.'quiz_attempts qa ON u.id = qa.userid AND qa.quiz = '.$quiz->id;
-                $where = ' WHERE us.course = '.$course->id.' AND gm.groupid = '.$currentgroup.' AND qa.preview = 0';
+                $where = ' WHERE us.course = '.$course->id.' AND gm.groupid = '.$currentgroup;
                 if ($noattempts == 1) {
@@ -261,2 +261,4 @@
                 } // no else, the left join is not filtered, which means we get both back.
+                else {$where .= ' AND qa.preview = 0';
+                }
             } else if (empty($currentgroup)) {
@@ -265,3 +267,3 @@
                 $from  = 'FROM '.$CFG->prefix.'user u JOIN '.$CFG->prefix.'user_students us ON us.userid = u.id LEFT JOIN '.$CFG->prefix.'quiz_attempts qa ON u.id = qa.userid AND qa.quiz = '.$quiz->id;
-                $where = " WHERE us.course = '$course->id'";
+                $where = ' WHERE us.course = '.$course->id;
                 if (empty($noattempts)) {