breakpoints

While debugging a Windows Phone 7 app I am working on, I receive the following message: No Source Available There is no source code available for the current location. This message is displayed in a tab in Visual Studio 2010. The message is only displayed when I have breakpoints, I do not...

Guys, I faced a wierd problem this morning. My break points were not working all of a sudden. I tried various solutions provided by people in many posts but could not resolve this issue. I also uninstalled and reinstalled VS 2010 and still the same problem. Finally I gave up but one ray of hope...