How to fix '“CheckAttributes” task could not be loaded'-error after installing Visual Studio 2013 Update 4

Question

After installing Update 4, I now find myself unable to build (or even clean) any solution. I keep getting:

Error 1 The \"CheckPathAttributes\" task coul

Answer 1

Copying "Microsoft.Web.Publishing.Tasks.dll" and "Microsoft.Web.XmlTransform.dll" from "C:\Program Files (x86)\MSBuild\Microsoft\VisualStudio\v11.0\Web" to "C:\Program Files (x86)\MSBuild\Microsoft\VisualStudio\v12.0\Web" also works