problem accessing configuration

[spid3r1987]

Hi there, i have installed virtuemart latest version and it is accesible from the admin CP and i am running latest joomla version
but whenever i try to click configuration
it gives me error 500

Code Select Expand

The website encountered an error while retrieving adminbits/index.php?option=com_virtuemart&view=config. It may be down for maintenance or configured incorrectly.