Fatal error: Uncaught Error: Call to undefined function create_function() in /mnt/web118/b1/08/53816508/htdocs/wp-includes/class-wp-ajax-response.php:10
Stack trace:
#0 /mnt/web118/b1/08/53816508/htdocs/wp-settings.php(144): require()
#1 /mnt/web118/b1/08/53816508/htdocs/wp-config.php(92): require_once('...')
#2 /mnt/web118/b1/08/53816508/htdocs/wp-load.php(37): require_once('...')
#3 /mnt/web118/b1/08/53816508/htdocs/wp-blog-header.php(13): require_once('...')
#4 /mnt/web118/b1/08/53816508/htdocs/index.php(17): require('...')
#5 {main}
  thrown in /mnt/web118/b1/08/53816508/htdocs/wp-includes/class-wp-ajax-response.php on line 10