Warning: Undefined variable $now in /xiogg/www/domains/main/xio_gg/core/config.php on line 18

Fatal error: Uncaught Error: Call to a member function format() on null in /xiogg/www/domains/main/xio_gg/core/config.php:18
Stack trace:
#0 /xiogg/www/domains/sub/ko_xio_gg/sitemap.php(3): require_once()
#1 {main}
  thrown in /xiogg/www/domains/main/xio_gg/core/config.php on line 18