Hi,
In SSMS go to Server objects then to Linked servers and see your providers. May be you have to install a new one for office 2010, or to make some settings in their properties.
The following link may help you also: http://www.microsoft.com/en-us/download/details.aspx?id=13255
Regards
IgorMi
Igor Micev,My blog: www.igormicev.com