[F] Guess Values action type creates Blank fields

Bug Reports Fixed Bugs
4

Yes, MP3 is not affected, we got it already known in post ...
Empty tag-field in "FLAC / Vorbis Comment" tag?

In 2008 there was already a discussion about empty tag fields within FLAC/VorbisComment ...
/t/7213/1

DD.20170417.0929.CEST