Crystal report Connection Error

<p>Hi,</p><p>I am writing a component whose main function is to run reports from the repository and store in pdf format at specific loaction. The problem I have got is bit wierd. out of 23 reports 7 reports work perfect but rest give me error as "CrystalDecisions.CrystalReports.Engine.InternalException: Business View error in Dynamic DataConnection. Cannot open database. Business View error in Dynamic DataConnection."</p><p>All reports works fine from Business Object Management Console. I am not able to understand where the problem is. Autenctication is done by passing adminstrator of the repository.</p><p>Can somone guide where I amdoing wrong?</p><p>TIA</p><p>Amit</p>