Warning: Constant BO_TIMEZONE already defined in /customers/8/7/2/aa-mot.net/httpd.www/mybo/config.php on line 54

Fatal error: Uncaught Error: Undefined constant "BO_DB_PREF_USER" in /customers/8/7/2/aa-mot.net/httpd.www/mybo/includes/user.inc.php:4
Stack trace:
#0 /customers/8/7/2/aa-mot.net/httpd.www/mybo/blitzortung.php(77): require_once()
#1 /customers/8/7/2/aa-mot.net/httpd.www/mybo/index.php(26): include_once('/customers/8/7/...')
#2 {main}
  thrown in /customers/8/7/2/aa-mot.net/httpd.www/mybo/includes/user.inc.php on line 4