Backup, Restore & Migration

Articles about FTP service, Backup & Restore and Migration processes.

Plesk backup task finishes with the warning: Could not back up all data from the directory '/var/qmail/mailnames/example.com'
Best Practices for Plesk and Server Backups
Plesk backups to cloud storage fails: Unable to create the remote backup: assign: Bad file descriptor
Cannot restore Plesk backup on Almalinux 10: Fatal error: plesk::mail::postfix::PostfixConfigurationError(postmap: fatal: lmdb:/var/spool/postfix/plesk/virtual
Unable access active migration session in Plesk: version_compare(): Argument #1 ($version1) must be of type string, array given.
Acronis Backup: Failed to install the backup agent. For details, see /var/log/trueimage-setup.log
Plesk migrator did not transfer more than one mail forward from a cPanel
Unable to access Acronis Backup extension in Plesk: Cannot protect a device with assigned quota
Unable to back up APS controller data. Error: resource of type aps.database with id not found by brokers
High network traffic consumption when doing backup to AWS S3 Bucket
How to force an incremental backup to run if previously incremental backup failed?
Backup & Restore tool displays only one backup
Backup of a WordPress instance fails in WP Toolkit: "TLS/SSL error: SSL is required, but the server does not support it"
Error exporting database dump: Codec Load Error: C:\Program Files (x86)\Plesk\admin\bin64\7z.dlI: Access is denied.
License server key shows invalid in VPS migrated to openstack cloud
Unable to start migration in Plesk: root@203.0.113.2: Permission denied (publickey,gssapi-keyex,gssapi-with-mic, password).
Plesk OneDrive backups fail with OneDrive Business: Microsoft OneDrive returns the error: Unauthenticated
Unable to restore backup in Plesk: This backup can be restored by the Plesk administrator only
Unable to select failed Plesk Backup for deletion as checkbox is greyed out: The backup cannot be removed because it is part of a server, reseller or customer backup.
How to restore a single domain from a server-wide Plesk backup?
Plesk is unable to create backup on OneDrive storage: The object specified does not belong to a list.
Migration fails: ERROR 2026 (HY000): TLS/SSL error: SSL is required, but the server does not support it
Creating backups to remote storage in Plesk on AlmaLinux/RHEL 9: Unable to create the remote backup: Cannot update digest: error:030000BD:digital envelope routines::update error
Plesk backup to remote FTPS storage fails: Last FTP request: APPE
Migration or backup/restore process fail on Plesk with: No task ID was returned by pmmcli
Backup fails on a Plesk server and leftovers are not removed
A backup cannot be created on a Plesk server: Unable to back up applications packages. Error: ODBC error #HY000: [ma-3.1.20]Can't connect to server on 'localhost' (115)
Plesk pre-migration check to AlmaLinux 9 shows a warning: The following Apache modules are not installed on the destination server: http2, lua, php7, proxy_http2.
Domain is not migrated: unhashable type: 'list'
Migration to Plesk fails with an error: cannot use a string pattern on a bytes-like object