# Auto numbering problem

**URL:** https://community.mp3tag.de/t/auto-numbering-problem/52753
**Category:** Support
**Created:** [April 8, 2021, 11:10pm UTC](https://community.mp3tag.de/t/auto-numbering-problem/52753 "2021-04-08T23:10:56Z")
**Posts on this page:** 1
**Showing post:** 2

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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: [April 9, 2021, 4:33am UTC](https://community.mp3tag.de/t/auto-numbering-problem/52753/2 "2021-04-09T04:33:43Z")

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Bug: yes, but not in MP3tag.  
For some inexplicable reason the Windows explorer interprets 3-digit-numbers as octal values.  
see e.g. this thread:

> [@\[X\] Problem with leading zeros in the TRACK tag](https://community.mp3tag.de/t/x-problem-with-leading-zeros-in-the-track-tag/12964):
>
> Hi Florian, Firstly... mp3tag is a great product. I love it. I am creating a set of audio files with 3 digit track numbers in the file names. mp3tag creates ID3v2.3 tags with a track of 028, 029, 030, 031 etc. However, when I view these resulting tagged files in Windows Explorer and Windows Media Player the above track numbers are shown as 28, 29, 24, 25. So, Windows is interpreting tag 030 as 24 and tag 031 as 25 So far I have files with track numbers in the range 001 to 053 and it appear…

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