ASP.Net Web Application Add Config Transform Grayed Out

Question

I added an existing ASP.Net web application project to my solution. In addition to the standard debug and release configurations this solution also has two custom configurat

Answer 1

As we work with PublishProfiles, for me the answer was right-clicking the relevant pubxml file (found in the project folder Properties subfolder PublishProfiles) and then selecting Add Config Transform. No managers needed ;).