Fatal error: Uncaught Error: Call to undefined function tutor_utils() in /home/engenhariadopape/www/cursos/wp-content/plugins/tutor/templates/single/lesson/sidebar_question_and_answer.php:18 Stack trace: #0 {main} thrown in /home/engenhariadopape/www/cursos/wp-content/plugins/tutor/templates/single/lesson/sidebar_question_and_answer.php on line 18