Get rid of skeleton examples and missing files warning

Nextcloud 24.0.3
Ubuntu 22.04
Apache 2.4.54
PHP 7.4

The issue you are facing:
sudden warning message in overview

Some files have not passed the integrity check.

Is this the first time you’ve seen this error? yes

Steps to replicate it:

  1. visit overview page
  2. upgrade of app Maps yesterday
  3. message:

There are some errors regarding your setup.

Some files have not passed the integrity check. Further information on how to resolve this issue can be found in the documentation :arrow_upper_right:. (List of invalid files… / Rescan…)

in the list:

Results
=======
- core
	- FILE_MISSING
		- core/skeleton/Documents/Example.md

The output of your Nextcloud log in Admin > Logging:

nothing about this issue

The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):
i’ve tried to add these to lines AFTER the problem occurred

  'skeletondirectory' => '',
  'templatedirectory' => '',

I’ve deleted the default files after the unzip cause nobody needs them
HOW TO GET RID OF THIS WARNING?
HOW COME THIS MESSAGE ONLY APPEARS 1 WEEK AFTER INSTALL?

thanks a lots for your replies