The ReportViewer control has no built-in mechanism to save its state between postbacks. This example illustrates how to utilize the ReportViewer's CacheReportDocument and RestoreReportDocumentFromCache events to save a report into the Page cache, and restore it afterwards.
Example Comments
Added By: Luigi Renzi at: 4/2/2013 10:15:54 AM
How can it be possible to translate this sample to work with ReportViewerExtension in Asp.Net MVC?
How to get access to the underlying ReportViewer to wire up CacheReportDocument and RestoreReportDocumentFromCache events?