Questionnaire: Showing warnings when starting Answer the questions #651
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OU Ref: 900306
Fix for intermittent warnings when starting "Answer the questions" as follows:
Warning: Undefined array key 1 in /var/www/html/moodle/mod/questionnaire/questionnaire.class.php on line 889
Warning: foreach() argument must be of type array|object, null given in /var/www/html/moodle/mod/questionnaire/questionnaire.class.php on line 889
Warning: Undefined array key 1 in /var/www/html/moodle/mod/questionnaire/questionnaire.class.php on line 1329
Warning: foreach() argument must be of type array|object, null given in /var/www/html/moodle/mod/questionnaire/questionnaire.class.php on line 1329