Could not load file or assembly 'Microsoft.ReportViewer.WebForms'

Question

I am trying to use the report viewer in asp.net and have uploaded my site. However, when my page containing the report viewer is loaded, it shows the following error:

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Answer 1

This link gave me a clue that I didn't install a required update (my problemed concerned version nr, v11.0.0.0)

ReportViewer 2012 Update 'Gotcha' to be aware of

I installed the update SQLServer2008R2SP2

I downloaded ReportViewer.msi, which required to have installed Microsoft® System CLR Types for Microsoft® SQL Server® 2012 (look halfway down the page for installer)

In the GAC was now available WebForms v11.0.0.0 (C:\Windows\assembly\Microsoft.ReportViewer.WebForms v11.0.0.0 as well as Microsoft.ReportViewer.Common v11.0.0.0)