Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/sfeednon/public_html/wp-content/plugins/cmsmasters-content-composer/framework/inc/editor-additions.php:53 Stack trace: #0 {main} thrown in /home/sfeednon/public_html/wp-content/plugins/cmsmasters-content-composer/framework/inc/editor-additions.php on line 53