I'm using the WPF RadGrid and I have a requirement to display "No Results Found" within the grid when the search returns no results. Your ASP.NET RadGrid has an empty data template.
You can see the following forum thread for reference on how to solve your issue:link.
Regards,
Hristo
Telerik
TRY TELERIK'S NEWEST PRODUCT - EQATEC APPLICATION ANALYTICS for WPF.
Learn what features your users use (or don't use) in your application. Know your audience. Target it better. Develop wisely. Sign up for Free application insights >>