Fatal error: Uncaught Error: Call to undefined function language_attributes() in /home/nagorskakamila/public_html/knagbezp/wp-includes/theme-compat/header-embed.php:19
Stack trace:
#0 {main}
thrown in /home/nagorskakamila/public_html/knagbezp/wp-includes/theme-compat/header-embed.php on line 19