I have an ASP.NET MVC 4 application. I used NuGet to update all of the NuGet packages that were installed when I created the application. One of the packages was Microsoft.B
** Hi, everybody.**
i resolve this problem this ways.
If you have source control run the vs as administrator ( it is important )
in the solution packages -> delete thing about packages. sample -> i deleted all entity framework version folders.
restart the vs
that is all.