There is no source code available for the current location

I have a problem when i am started running windows application.  I copied that form one system to another, i got one as shown bellow. 

Debugging Error.

"There is no source code available for the current location. vs2005..."

Solution:-

Erase .pdb files that i have in my debug folder and it is working fine.

Reference Link:-

http://social.msdn.microsoft.com/Forums/en/csharpide/thread/5ee88200-cee8-44f4-a46a-774044c1ef38