Popup keeps informing me on error

[tflidd]

You can re-run a file scan on your user-folder:

ownCloud Documentation Overview

For locking issues in general:

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 If you’re running the ownCloud 8.2.x branch make sure that you’re using at least 8.2.2 (previous versions had a bug causing this issue)…

@Screenlink2015

I’m using owncloud 8

Any of the 8.x versions is not supported any more, you should upgrade to a current still supported version (at least 9.0): Changelog - ownCloud