Warning: include_once(/var/www/clients/client8/web147/web/components/com_virtuemart/../../administrator/components/com_virtuemart/compat.joomla1.5.php): failed to open stream: No such file or directory in /var/www/clients/client8/web147/web/components/com_virtuemart/virtuemart_parser.php on line 25

Warning: include_once(): Failed opening '/var/www/clients/client8/web147/web/components/com_virtuemart/../../administrator/components/com_virtuemart/compat.joomla1.5.php' for inclusion (include_path='.:/usr/share/php:/usr/share/pear') in /var/www/clients/client8/web147/web/components/com_virtuemart/virtuemart_parser.php on line 25

The configuration file for VirtueMart is missing!

It should be here: /var/www/clients/client8/web147/web/administrator/components/com_virtuemart/virtuemart.cfg.php