Fatal error: Uncaught Error: Call to undefined function add_action() in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-cache.php:62 Stack trace: #0 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-cache.php(44): GravityView_Cache->add_hooks() #1 /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-cache.php(565): GravityView_Cache->__construct() #2 {main} thrown in /home/clmepl5/public_html/web/app/plugins/gravityview/includes/class-cache.php on line 62