Getting Microsoft.AspNet.WebApi.Cors version issue in WebAPI

Question

I have installed Microsoft.AspNet.WebApi.Cors package using Install-Package Microsoft.AspNet.WebApi.Cors in my WebApi project(.net framework 4.5.2)

Answer 1

make sure your packages are up to date. if you update and you still have the same error - uninstall your packages one by one until you get your system.web.http disappear from the references - then add the references again this should fix your build error