IsVisualStudio2012ProInstalled() method not found error when running an SSIS package from VS2012

Question

I\'m trying to run an SSIS package in Visual Studio 2012. When I click the \"Start\" button I get this very odd error in a popup from Visual Studio:

Method          


        

Answer 1

1. Open the Developer Command Prompt for VS212 as Administrator

2. execute the command cd "C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\PrivateAssemblies"

3. execute the command gacutil /if Microsoft.SqlServer.Dts.Design.dll

4. restart Visual Studio

Source msdn Fail to start project

For visual Studio 2013 execute the command cd "C:\Program Files (x86)\Microsoft Visual Studio 12.0\Common7\IDE\PrivateAssemblies" in point 2 and then execute point 3 and 4.