Encountered an unexpected error when attempting to resolve tag helper directive '@addTagHelper'

Question

I\'m using Visual Studio 2015 Community edition, and I\'ve created an ASP.NET MVC 5 project.

When I open a view (Index of Home or any other), i

Answer 1

Here's how I fixed the issue:

First, reset the Visual Studio Component Cache by closing Visual Studio and deleting this folder:

C:\Users\[Username]\AppData\Local\Microsoft\VisualStudio\14.0\ComponentModelCache

And finally, check the web.config files and change:

    
    ...

to

    
    ...