Hi Frank,
I have the same issue.
Fatal error: Call to a member function register_question_type() on a non-object in wp-content/plugins/quiz-master-next/php/question-types.php on line 14 Fatal error: Call to a member function register_question_type() on a non-object in wp-content/plugins/quiz-master-next/php/question-types.php on line 14
I cannot enter in wordpress back-end platform because the site is down.
It displays HTTP 500 ERROR.
Could you help me?
The site is: https://www.smartyhotel.it
Ty
