Database Compare – "Could not load file or assembly 'Microsoft.ReportViewer.WinForms.Version =' " error

When using Microsoft Database Compare, you may receive the following error:


Could not load file or assembly 'Microsoft.ReportViewer.WinForms.Version=, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. They system cannot find the file specified."


The error may occur if Microsoft Report Viewer Redistributable 2008 is not installed. It is a prerequisite for Database Compare.

To fix the error, install Microsoft Report Viewer Redistributable 2008, available here:


Comments (1)

  1. Realizado a instalação do “Microsoft Report Viewer Redistributable 2008” e validado o acesso ao software com sucesso. Obrigado

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