Warning: Undefined variable $QUERY_STRING in /customers/b/a/c/geokolibri.com/httpd.www/verbindung.php on line 2

Fatal error: Uncaught ArgumentCountError: parse_str() expects exactly 2 arguments, 1 given in /customers/b/a/c/geokolibri.com/httpd.www/verbindung.php:2
Stack trace:
#0 /customers/b/a/c/geokolibri.com/httpd.www/verbindung.php(2): parse_str('')
#1 /customers/b/a/c/geokolibri.com/httpd.www/index.php(2): include('/customers/b/a/...')
#2 {main}
  thrown in /customers/b/a/c/geokolibri.com/httpd.www/verbindung.php on line 2