invalid credentials. please contact your system administrator. sharepoint 2010

Hi Friends, Thsi type of issues we are face in real time.Like we have requirement Direct Connectivity to Database which is not in our control(We dt have permisssions).But that filer data will comeing form another database with is our control(we have all permisssion). That time will face this kind of issues like invalid credentials. please contact your system administrator. Just follow below steps. 1.Go To Sharepoint administration and check primary Admin name. 2.Add user in ur database and give the Access permissions db_owner . That it...Hope it will help you..enj