score:1
Not sure this is exactly what you are looking for but there is at least one country where someone effectively wasn't allowed to enter with a visa in an old passport. I don't have the reference at hand and I am not sure about the country anymore (it was one of the Baltics country) but here is what happened (IIRC):
It's not current anymore but it does mean that you can't assume it will obviously be accepted everywhere all the time.