Report Viewer Web Control Version 10 Gives Error Despite Set Up Correctly

Question

Reports are deployed and working, verified in Report Manager.

My application is an MVC2 app with my report on its own aspx page. This page worked with version 8 of the

Answer 1

I found a quick and dirty workaround - to your web config add this:

I saw in fiddler that for some reason when page requested Reserved.ReportViewerWebControl.axd instead of getting HTTP 200 response server would send 302 - moved to login.aspx?returnurl="Reserved.ReportViewerWebControl.axd. So allowing all users to the handler path solves the problem.