Nextcloud After Update and get this Error Message. I am Use Portainer, Docker.

Error Message:

Go to Portainer Web and login your admin account then Select correct Environments server, then go to Nextcloud Container to get enter the Console

Then make sure you change user root to www-data then connect

now you see you have terminal on your webgui and fill this command line

php occ db:add-missing-indices
Sucess and now Error gone.