Merge branch 'MDL-70750-310' of git://github.com/ilyatregubov/moodle into MOODLE_310_STABLE

2021-06-22 10:21:13 +02:00
parent 5343c8a720 d4ba29cac0
commit c356cbfc23
1 changed files with 1 additions and 1 deletions
@@ -307,7 +307,7 @@ class graph {
        //print "$thisX, $thisY <br />";

        if (($bar!='none') && (string)$thisY != 'none') {
-            if ($relatedset = $this->offset_relation[$set]) {                               // Moodle
+            if (isset($this->offset_relation[$set]) && $relatedset = $this->offset_relation[$set]) {
                $yoffset = $this->calculated['y_plot'][$relatedset][$index];                // Moodle
            } else {                                                                        // Moodle
                $yoffset = 0;                                                               // Moodle