Fatal error: Uncaught Error: Call to undefined function add_action() in /home/platne/novum/public_html/novum_nowa/wp-content/plugins/nextgen-gallery/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Email/lib.php:32 Stack trace: #0 /home/platne/novum/public_html/novum_nowa/wp-blog-header.php(1): include_once() #1 /home/platne/novum/public_html/novum_nowa/index.php(20): require('/home/platne/no...') #2 {main} thrown in /home/platne/novum/public_html/novum_nowa/wp-content/plugins/nextgen-gallery/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/URI/Email/lib.php on line 32