The Microsoft Jet database engine cannot open the file '(unknown)'.

Article ID	1002	Posted Date	6/1/2004
Product(s)	Ultimate Survey - Standard Edition, Ultimate Survey - Professional (formerly Advanced), Ultimate Banner	Updated Date	6/1/2004

When connecting to Ultimate Survey, the following message is returned:

The Microsoft Jet database engine cannot open the file '(unknown)'. It is already opened exclusively by another user, or you need permission to view its data.

This is due to permissions not being properly applied to the database. Microsoft has addressed this in its knowledgebase:

http://support.microsoft.com/?kbid=253604