Adding a column and filling it with data

[ohrenkino]

OK, "dump" was perhaps a little too abbreviated. I meant a "screendump".
See here:

Hints for asking Support Requests

If you need support using Mp3tag, you can help the community members that are about to support you in finding a solution or workaround to your problem, by following these simple guidelines. Be descriptive, also in what you’ve already tried Please give a short explanation what’s not working as expected or what you’re trying to achieve. It’s best to know any details about the problem at hand and especially, what steps you’ve already tried to solve it by yourself. Helpful information also includ…

But you could also compare your definition with my suggestion and then either tell us where the differences are, or, if the suggestion or your modification then works tell us that it is OK now.