Fatal error: Uncaught ArgumentCountError: Too few arguments to function mysql_query(), 1 passed in /kunden/430254_1943/webseiten/layout/header_index.php on line 25 and exactly 2 expected in /kunden/430254_1943/webseiten/model/database.php:9 Stack trace: #0 /kunden/430254_1943/webseiten/layout/header_index.php(25): mysql_query('select id from ...') #1 /kunden/430254_1943/webseiten/xmlfeed.php(23): include_once('/kunden/430254_...') #2 {main} thrown in /kunden/430254_1943/webseiten/model/database.php on line 9