No builds for this repository 789900

I already have two project with regular Travis builds and am trying to get it working on a third. I assume this would be as simple as adding a ‘.travis.yml’ file and activating it, but I get a stuborn “No builds for this repository” and no indication which step is broken.

An example project of mine that’s already working is:

Thep project I’m trying to get working:

It seems to me like it should, you know, give an actual error message as to what’s wrong.