Fatal error: Uncaught Error: Call to a member function setup_terms() on null in /home/clmepl5/public_html/web/app/plugins/the-events-calendar-category-colors/src/views/optionsform.php:13 Stack trace: #0 {main} thrown in /home/clmepl5/public_html/web/app/plugins/the-events-calendar-category-colors/src/views/optionsform.php on line 13