Fatal error: Uncaught Error: Call to undefined function add_shortcode() in /home/kombajnistabezpoloneza/public_html/lekcjatest1v-aw/wp-includes/media.php:2167 Stack trace: #0 {main} thrown in /home/kombajnistabezpoloneza/public_html/lekcjatest1v-aw/wp-includes/media.php on line 2167