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.