Backup, Restore & Migration
Articles about FTP service, Backup & Restore and Migration processes.
- Can't create OneDrive backups: 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.
- 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
- Backup fails on a Plesk server and leftovers are not removed
- 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
- Migration from DirectAdmin server with end-of-life OS to latest version Plesk fails: Failed to deploy Python on source server, Nothing to do
- Plesk backup fails: Unable to back up applications packages. Error: ODBC error #28000: [ma-3.1.20]Access denied for user 'apsc'@'127.0.0.1' (using password: YES)
- Site Import fails with ModuleNotFoundError: No module named 'urllib2'
- Plesk migration fails: database migration tools tried to perform operation in 3 attempts: a bytes-like object is required, not 'str'
- Mail migration to Plesk using Site Import or Plesk Migrator fails: 'utf-8' codec can't decode byte 0xfc in position 828: invalid start byte
- Migration fails: Object of type filter is not JSON serializable
- Error during migration of subscription with PHP Composer: Unable to copy content of Plesk extension 'composer'
- Plesk Backup Manager doesn't work when Seafile is installed on AlmaLinux: PleskPMMResponseException
- Plesk Migrator is inaccessible on Plesk Onyx: unexpected 'array' (T_ARRAY), expecting variable (T_VARIABLE)
- Extra email accounts on domain after a Plesk migration
- Import or migration of MySQL databases fails in Plesk ERROR at line 1: Unknown command '/-‘.
- Can Plesk Migrator delete files on the target server?
- Restoring incorrect locale during the migration process
- Unable to create backup to remote FTP storage: Requested data is out of the cached data
- Starting a new migration fails: execve failed for /opt/psa/admin/sbin/modules//panel-migrator/plesk-migrator: No such file or directory
- Can't migrate mixed-case subscriptions in Plesk: '/var/www/vhosts/example.com' does not exist on source server
- Cannot create/restore a backup of PostgreSQL database: Cannot run PostgreSQL client tools; make sure that they are installed
- Is it possible to send a notification after a scheduled backup finishes?
- Plesk Migrator error: Unable to connect: Authentication failed