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VS 2017/2019 Add a reference causes error – Learn new things

Posted in Education, and WhoCodeFirst

When select add reference on any project new or old I get the following error in the visual studio 2017/2019

VS 2017/2019 Add a reference causes error: Error HRESULT E_FAIL has been returned from a call to a COM component


#1 Open “Developer Command Prompt for VS 2017/2019” as Admin

#2 CD into “C:\Program Files (x86)\Microsoft Visual Studio\2017\Enterprise\Common7\IDE\PublicAssemblies” or CD into “C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\IDE\PublicAssemblies”

#3 Run “gacutil -i Microsoft.VisualStudio.Shell.Interop.11.0.dll

#4 restart visual studio as administrator mode, VS 2017/2019 works for this flow.

Can you please let us know any other way to resolve this kind of issue and why this kind of issue happens suddenly?

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