When I try to deploy or build a report, I am able to succesfully. There are no errors.
However, when I try to run it locally, I am getting:

I would be most grateful on advice on where I can start in order to troubleshoot this issue?
I am running SSRS 2008 in Visual Studio 2008 on windows 7, 64 bit.
If you use linked server and windows authentication my first guess would be to check if your SQL Server service account is a domain user and if it is – check if it is set up properly in AD.
link:
http://blogs.msdn.com/b/sql_protocols/archive/2006/08/10/694657.aspx
But then again, i’m not very good at guessing things 🙂