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

I had the same problem, but the above didn't work. I also deleted all 4 files in the Component cache which didn't work. I noticed that the line below was set to false. I changed it to true and the red squigs were gone.