Originally Posted by
garym
Just tested the same thing and got the same results as you. If the Album Artist content is different (Brian Eno; Mr X), then both show up, but if both are Brian Eno, then only shows up ONCE in Album Artist. Doing this with FLAC files, even when Brian Eno shows up only once in dbpa Edit ID Tag, one can still see Brian Eno in Album Artist tag TWICE in mp3tag (multiple tag values show up as the same TAG field listed twice with both values being "Brian Eno".
When I look in foobar2000, it only shows "Brian Eno" once in file properties under Album Artist. But if I make the multiple values "Brian Eno; Mr XX" then both show under album artist in foobar2000.