# DebugWriteInput doesn't work with relative paths like "/debug/debug.txt"

**URL:** https://community.mp3tag.de/t/debugwriteinput-doesnt-work-with-relative-paths-like-debug-debug-txt/70482
**Category:** Web Sources Discussion
**Created:** [January 11, 2026, 11:27pm UTC](https://community.mp3tag.de/t/debugwriteinput-doesnt-work-with-relative-paths-like-debug-debug-txt/70482 "2026-01-11T23:27:15Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![LNDN](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/l/9fc29f/32.png) [@LNDN](https://community.mp3tag.de/u/LNDN)
#### Post date: [January 11, 2026, 11:27pm UTC](https://community.mp3tag.de/t/debugwriteinput-doesnt-work-with-relative-paths-like-debug-debug-txt/70482/1 "2026-01-11T23:27:15Z")

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DebugWriteInput doesn't work with relative paths like `/debug/debug.txt`. It will put it next to mp3tag when just doing `DebugWriteInput “debug.txt”`, but won’t travel on folder to put a file.

Using `debug "on" "/debug/debug.txt `does put a file in a new folder (only when it exists).

`DebugWriteInput "C:\Program Files (eLNDN)\mp3tag\debug\source_debug.txt"`does work.

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### Author: ![Florian](https://community.mp3tag.de/user_avatar/community.mp3tag.de/florian/32/5759_2.png) [@Florian](https://community.mp3tag.de/u/Florian)
#### Post date: [January 12, 2026, 5:52am UTC](https://community.mp3tag.de/t/debugwriteinput-doesnt-work-with-relative-paths-like-debug-debug-txt/70482/2 "2026-01-12T05:52:49Z")

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This is not a bug, but a limitation of the feature. I'm currently not planning in adding support for relative file paths to the debug feature. Please simply use a absolute path.

* * *

Moving this to #Development > Web Sources Discussion

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<div class="post-metadata">

### Author: ![LNDN](https://community.mp3tag.de/letter_avatar_proxy/v4/letter/l/9fc29f/32.png) [@LNDN](https://community.mp3tag.de/u/LNDN)
#### Post date: [January 12, 2026, 6:36pm UTC](https://community.mp3tag.de/t/debugwriteinput-doesnt-work-with-relative-paths-like-debug-debug-txt/70482/3 "2026-01-12T18:36:23Z")

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Wdym limitation. Why did you program it to allow`debug "on" "/debug/debug_soundcloud_index.txt"` to  
work but `DebugWriteInput` ignores it?

Is it an upstream issue or did you intentionally block it?
