# Adding Cover Problem

**URL:** https://community.mp3tag.de/t/adding-cover-problem/47326
**Category:** Support
**Created:** [December 20, 2019, 3:29pm UTC](https://community.mp3tag.de/t/adding-cover-problem/47326 "2019-12-20T15:29:59Z")
**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: [December 20, 2019, 4:46pm UTC](https://community.mp3tag.de/t/adding-cover-problem/47326/2 "2019-12-20T16:46:46Z")

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Does this happen always to the "last" file?  
What kind of files are we talking about? MP3? FLAC? Wav?  
If the files are MP3 files, could you check the files for consitstency with the linked utilities:

> [@How to check files for errors?](https://community.mp3tag.de/t/how-to-check-files-for-errors/44633):
>
> It’s required and often helps to reduce support cycles to check files for errors before filing a bug report. Symptoms of erroneous files are often missing or wrong bitrate or length audible blips or skips tags seem to be sticky and cannot be removed There are some really good tools to check the files for errors, namely MP3 Diags — identifies many different issues in MP3 files Website: [http://mp3diags.sourceforge.net](http://mp3diags.sourceforge.net) Download: [MP3 Diags - Getting MP3 Diags](http://mp3diags.sourceforge.net/010_getting_the_program.html#binWindows) If the font size in MP3 Diags is …

Where are the files stored? Locally or on a NAS?  
Which other programs access these files while you modify them?

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