It works for me since I updated OnlyOffice to the latest version (8.1.1) and added the configuration of the secret in Nextcloud as it is in the meanwhile required by the OnlyOffice default settings.
It works for me since I updated OnlyOffice to the latest version (8.1.1) and added the configuration of the secret in Nextcloud as it is in the meanwhile required by the OnlyOffice default settings.