Fatal error: Uncaught Error: Call to undefined function add_action() in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/admin/class-gravityview-support-port.php:28 Stack trace: #0 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/admin/class-gravityview-support-port.php(21): GravityView_Support_Port->add_hooks() #1 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/admin/class-gravityview-support-port.php(362): GravityView_Support_Port->__construct() #2 {main} thrown in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/admin/class-gravityview-support-port.php on line 28