Hibaüzenet

• Warning: Cannot modify header information - headers already sent by (output started at /var/www/stella/includes/common.inc:2861) drupal_send_headers() függvényben (/var/www/stella/includes/bootstrap.inc 1551 sor).
• Error: Class "SimpleXMLElement" not found update_parse_xml() függvényben (/var/www/stella/modules/update/update.fetch.inc 390 sor).