hello for all I face problem in my webconfig I have done my website on 3.5 version and today I try to create a reports which is in 4.0 version inside my website when I try to run it gives me this error message The Report Viewer Web Control HTTP Handler has not been registered in the application's web.config file. Add <add verb="*" path="Reserved.ReportViewerWebControl.axd" type = "Microsoft.Reporting.WebForms.HttpHandler, Microsoft.ReportViewer.WebForms, Version=9.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" /> to the system.web/httpHandlers section of the web.config file. and the I go back and create my report on 3.5 version but still the problem any one can help me thanks
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