I have a small windows forms application created in Visual Studio 2012 that uses ReportViewer version 11.0.0.0.
The application target framework is .NET 4.0 and its depl
It depends on the setup type you are using but basically, it means the required library is missing from your server or computer. To enable the application to download from the server (In a client-server architecture), you need to include the file(s) in the project.
I hope this works for you, it worked for me in Visual Studio 2010 Professional