# Macro Express can't operate on Mp3Tag

**URL:** https://community.mp3tag.de/t/macro-express-cant-operate-on-mp3tag/54599
**Category:** Support
**Created:** [October 1, 2021, 11:56pm UTC](https://community.mp3tag.de/t/macro-express-cant-operate-on-mp3tag/54599 "2021-10-01T23:56:37Z")
**Posts on this page:** 1
**Showing post:** 28

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### Author: ![ohrenkino](https://community.mp3tag.de/user_avatar/community.mp3tag.de/ohrenkino/32/4843_2.png) [@ohrenkino](https://community.mp3tag.de/u/ohrenkino)
#### Post date: [October 9, 2021, 7:00am UTC](https://community.mp3tag.de/t/macro-express-cant-operate-on-mp3tag/54599/28 "2021-10-09T07:00:55Z")

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see here:

> [@Removing leading numbers from TITLE field](https://community.mp3tag.de/t/removing-leading-numbers-from-title-field/14786):
>
> I've followed every example in the forum and support discussions. No matter what I do I can't get a regex to work on the TITLE field of an MP3 track. I'm running on 64 bit Win 7. There are TITLE names such as 01 A Day in The Life 02 Yellow Submarine All I'm trying to do is get this: A Day in The Life Yellow Submarine (Leading numbers and spaces removed) I've got an Action created that says this: Regular Express: "TITLE": "^\s\*\d+\s\*-\s\*" -\> "" When I run the Action (whether on 1 or …

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_[View the full topic](https://community.mp3tag.de/t/macro-express-cant-operate-on-mp3tag/54599)._