Naren1234,
See this post for possible resolution.
http://forums.microsoft.com/WindowsOneCare/ShowPost.aspx?PostID=3863984&SiteID=2
As recommended if it wont resolve the problem, contact support.
How to reach support (FAQ) -
http://forums.microsoft.com/WindowsOneCare/ShowPost.aspx?PostID=2421771&SiteID=2