Fatal error: Uncaught Error: Call to undefined function is_favicon() in /home/bartekkarw/ftp/wp-includes/template-loader.php:39
Stack trace:
#0 /home/bartekkarw/ftp/wp-blog-header.php(19): require_once()
#1 /home/bartekkarw/ftp/index.php(17): require('/home/bartekkar...')
#2 {main}
thrown in /home/bartekkarw/ftp/wp-includes/template-loader.php on line 39