Fatal error: Uncaught Error: Call to undefined function wp_check_php_mysql_versions() in /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/wp-settings.php:37
Stack trace:
#0 /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/wp-config.php(48): require_once()
#1 /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/wp-load.php(37): require_once('/mnt/web519/b3/...')
#2 /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/wp-blog-header.php(13): require_once('/mnt/web519/b3/...')
#3 /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/index.php(17): require('/mnt/web519/b3/...')
#4 {main}
  thrown in /mnt/web519/b3/16/51942616/htdocs/esg-heidelberg.de/httpdocs/wp-settings.php on line 37