Fatal error: Uncaught Error: Call to undefined function add_action() in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-frontend-views.php:88 Stack trace: #0 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-frontend-views.php(112): GravityView_frontend->initialize() #1 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-frontend-views.php(1596): GravityView_frontend::getInstance() #2 {main} thrown in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-frontend-views.php on line 88