No Shop Currency defined! Contact the administrator, if you are one go to http://prov/administrator/index.php?option=com_virtuemart&view=user&task=editshop. can you help me?
http://forum.virtuemart.net/index.php?topic=79799.0
http://forum.virtuemart.net/index.php?topic=99353.0
http://docs.virtuemart.net/faqs/37-configuration/92-how-to-change-the-shop-default-currency.html