User-166373564 posted
HI kranthikumar
Thanks for your feedback.
According to your description above, first I'm guessing whether you connect to a File-based database properly, there is the procedure that temporarily/permanently attach a database file (.mdf) from the Data Connections node below,
# How to: Connect to a File-based Database
http://msdn.microsoft.com/en-us/library/ms239722.aspx
If it still has same issue, please don't hesitate to let me know.
Regards
Angie Xu