Fatal error: Uncaught Error: Call to undefined function add_action() in /home/nagorskakamila/public_html/knagbezp/wp-content/plugins/contact-form-7/modules/response.php:8
Stack trace:
#0 {main}
thrown in /home/nagorskakamila/public_html/knagbezp/wp-content/plugins/contact-form-7/modules/response.php on line 8