[Problem] Issue creating some folders

[BoboN7]

Uh, that is quite unfortunate.
Maybe look into this:

File is locked - how to unlock

You can’t access files because they are locked and you find such errors in your logfile: {"reqId":"0DijSqEkfOg2iyh9VD8J","remoteAddr":"xx.xx.xx.xx","app":"webdav","message":"Exception: {\"Message\":\"HTTP\\\/1.1 423 \\\"path\\\/file.extension\\\" is locked\",\"Exception\":\"OCA\\\\DAV\\\\Connector\\\\Sabre\\\\Exception\\\\FileLocked\",\"Code\":0,\"Trace\":\"#0 Manually disable locking state: put Nextcloud in maintenance mode: edit config/config.php and change this line: 'maintenance' => tr…

There is a guide on how to unlock files in this unfortunate state and a few people discussing similar problems in the comments.

I hope you will find an answer