@mitu I've been editing the XML manually. I looked around for some of the common errors mentioned (illegal characters like &, etc) and didn't see any of those issues. If the XML was "bad", the file wouldn't load at all in ES.
I'll look at the file and see if I have any empty elements, that would explain the "" I suppose.
It is a Rasp Pi 3.
The install was done quite awhile ago, I believe I just did an install of ES and mame