diff --git a/mod/scorm/locallib.php b/mod/scorm/locallib.php
index 4ea6429e0b4..ed395985da4 100755
--- a/mod/scorm/locallib.php
+++ b/mod/scorm/locallib.php
@@ -445,7 +445,7 @@ function scorm_grade_user_attempt($scorm, $userid, $attempt=1, $time=false) {
             if (($userdata->status == 'completed') || ($userdata->status == 'passed')) {
                 $attemptscore->scoes++;
             }
-            if (!empty($userdata->score_raw) || ($scorm->type=='sco' && isset($userdata->score_raw))) {
+            if (!empty($userdata->score_raw) || (isset($scorm->type) && $scorm->type=='sco' && isset($userdata->score_raw))) {
                 $attemptscore->values++;
                 $attemptscore->sum += $userdata->score_raw;
                 $attemptscore->max = ($userdata->score_raw > $attemptscore->max)?$userdata->score_raw:$attemptscore->max;