Nexcloud informs me that the storage is almost full (96%) and it is an error. We occupy 20% (Solved the problem)

(topic withdrawn by author, will be automatically deleted in 48 hours unless flagged)

The problem has been solved. It wasn’t because of Nextcloud. The problem lay in the hard disk partition which limited one part to 50 Gb and the rest up to 1 Tb was not accessible. Thanks.