Custom Credentials in the Report Viewer

When using the ReportViewer control in server mode, you will need to consider how you want to authenticate to the report server.  By default, the viewer connects as the current thread user by supplying CredentialCache.DefaultCredentials to its underlying WebRequest.  One of the questions I am frequently asked is why there isn’t a simple credentials property on…

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Client Print Fails to Load After Microsoft Update 956391

A number of people have reported problems using the ActiveX print control in the report viewer after installing Microsoft Update 956391.  Specifically, users receive the error “Unable to load client print control” when clicking on the print icon in the report viewer toolbar.  I would like to explain what is happening, why we did it,…

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