Fatal error: Uncaught Error: Class "TCB_Element_Abstract" not found in /home/speciale/public_html/wp-content/plugins/thrive-quiz-builder/tcb-bridge/editor-elements/class-tcb-tqb-question-container-element.php:3 Stack trace: #0 {main} thrown in /home/speciale/public_html/wp-content/plugins/thrive-quiz-builder/tcb-bridge/editor-elements/class-tcb-tqb-question-container-element.php on line 3