Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/makwnik/public_html/makwnik/wp-content/themes/osp_v7/library/app.php:183
Stack trace:
#0 {main}
thrown in /home/makwnik/public_html/makwnik/wp-content/themes/osp_v7/library/app.php on line 183