Hiding possible fatal error

15 years ago · 0a1834a899
parent 71967f64ed
commit 0a1834a899
1 changed files with 3 additions and 1 deletions
--- a/main/exercice/export/qti2/qti2_export.php
+++ b/main/exercice/export/qti2/qti2_export.php
@ -131,6 +131,8 @@ class ImsAssessmentItem
        {
            $head = '<?xml version="1.0" encoding="'.$charset.'" standalone="no"?>' . "\n";
        }
+	//TODO understand why answer might be a non-object sometimes
+	if (!is_object($this->answer)) { return $head; }
        $res = $head
               . $this->start_item()
                 .$this->answer->imsExportResponsesDeclaration($this->questionIdent)
@ -476,4 +478,4 @@ function export_question($questionId, $standalone=true)

 }

-?>
+?>