Nextcloud is inaccessible after synchronization with a computer

ℹ️ Support
1

Hello I am new on the forum. At present my nextcloud is install on a raspberry pi 3. After a synchronization with my pc on error is appeard.
On the web page this error message is appeared:
https://www.debian-fr.xyz/download/file.php?id=230&mode=view
Which has already had the problem ?
Thanck you

2

Vous ne pouvez pas télécharger cette pièce jointe.

3

comment ça ?