Nextcloud version: 16.0.5
Operating system and version: Ubuntu 18.04
PHP version: 7.3.9
Collabora Online 3.4.2
If I create a New Document or New Presentation everything works fine.
If I create a New Spreadsheet I get this message:
Although you cannot make any changes when you exit the file it has been created. If you now try to edit it you can.
Here is a snippet from the log file:
Thanks for any help or ideas you can give me.