Thanks for your answer I've read that Track# was switched to text in MM3. Quote from the forum (2007): Track number was changed from numeric to alphanumeric due to user requests that necessitated the change. We have no intention to switch back, though we may add a couple of improvements to improve c...

Hello, when using Auto-Organize Files with alphanumeric track field values (e.g. A1, A2,..., B1, B2,...) and <Track#:2> in the mask, the letter gets replaced by "0" in the resulting filename. So, if <Track#:2>_<Title> then A1 -> 01_<Title> A2 -> 02_<Title> B1 -> 01_<Title> B2 -> 02_<Title>...