Warl archive: postgresql database backup failed with "Error saving metadata"

[rmm]

same problem here
It seems to be the same as that one here which was reported in april?

Backup error using xtrabackup

Hello, Is there anything to fix this? The server is Windows and the client is CentOS 7. The database is MariaDB 10.2 Thanks 04/09/20 13:02 ERROR Error getting script output for command “mariadbxtrabackup” (err response) 04/09/20 13:02 DEBUG GT: Loaded file “mariadbxtrabackup” 04/09/20 13:02 ERROR Client staging-restore went offline. 04/09/20 13:02 DEBUG PT: Hashing file “mariadbxtrabackup” 04/09/20 13:02 DEBUG HT: Copying file: “C:\urbackup\staging-restore\200409-1256\urbackup_b…