Nextcloud Troubleshooting
Troubleshooting
On upgrade singleton not found
#Nextcloud20
Problem
During an update from Nextcloud 19 to 20 the following issue has been thrown.
Error: Class 'OCA\Mail\AppInfo\BootstrapSingleton' not found in /var/www/nextcloud/apps/mail/lib/AppInfo/Application.php:35
Stack trace:
Solution
Manually repeate the upgrade and disable maintenance mode
docker exec --user www-data nextcloud02 php occ upgrade
docker exec --user www-data nextcloud02 php occ maintenance:mode --off
Cannot install collabora server
#Nextcloud20
Problem
Installation from app store failed.
Solution
Run a manual installation.
docker exec --user www-data nextcloud02 php -d memory_limit=512M occ app:install richdocumentscode
docker exec --user www-data nextcloud02 php -d memory_limit=512M occ app:remove richdocumentscode
Sync client not autostarting
Problem
On the Nextcloud sync client is not started automatically.
Solution
Install GNOME Tweaks and add Nextcloud to the Startup Applications.
Cannot open document in OnlyOffice
Problem
This error occurs:
cURL error 3: (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for /hosting/discovery
Solution
Remove "Office Online Integration" app.