Backup, Restore & Migration

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

Backup fails: Warning: Extension "SSL It!" Configuration data exceeds 8388608 bytes in length and cannot be backed up
How to Install Plesk Migrator?
Error during migration: Unable to add database user: Password hash should be a 41-digit hexadecimal number
How to manage scheduled local automatic backup tasks in Plesk?
Plesk migration fails: Invalid default value for 'field_name'
Disk space full because of lack of scheduled backup rotation
Is that possible to use custom S3 compatible storage for backups?
How to restore domain's backup in Plesk that was manually transferred from one server to another via SSH/FTP?
Unable to start migration in Plesk: Specified SSH key file does not exist. Please specify valid filename for private SSH key and restart migration
Plesk backup to remote FTP finishes with warning: Unable to upload the backup to the external storage: Unable to resume an interrupted upload.
Pre-migration check outputs a warning: The component is not installed on the destination server
Migration for domains in Plesk fail: Can't create links (logs, statistics or configuration) for subscription 'example.com': [Errno 2] No such file or directory
Adding OVHcloud OpenStack-based S3-compatible storage as backup storage in Plesk fails: Unable to check bucket and directory existence
Unable to unpack backup: The compressed (zipped) folder is empty
Pre-migration warnings are shown by Plesk Migrator: Failed to decrypt password of auxiliary user 'jdoe'. Password may be reset
Pre-migration check fails when migrating from cPanel to Plesk if subscription is re-assigned to another customer: Subscription 'example.com' does not exists on source server(s).
Subscriptions migration takes hours to complete for a single domain on a Plesk server
How to set the backup retention period to less than a week for weekly created backups?
Remote storage backups created in Tools & Settings > Backup manager are not available in Subscriptions > example.com > Backup manager
Unable to configure Microsoft OneDrive Backup: SQLSTATE[HY000]: General error: 8 attempts to write a read-only database
Plesk pre-migration check finishes with an error: Set variable innodb_strict_mode to OFF on target to avoid the migration errors
FTP backup functionality is not working after Plesk upgrade to Obsidian 18.0.33 version: Failed EPSV attempt. Disabling EPSV
Error while performing a subscription re-sync: Failed to execute SQL query: Login failed for user 'sa'
Where are Plesk backup/restoration logs located?
Plesk Pre-Migration check shows warning: Web server settings. Not all data may be migrated
Does Plesk support Amazon S3 compatible Backblaze B2 storage?
Unable to create the remote backup at Google Drive! Transport error: Extension transport: ext://google-drive-backup/server/: Google Drive returns an error. Please try repeating the operation later
Mail migration warning in Plesk: Unable to create object
Unable to restore Plesk backup: Global server security settings prohibits restore from unsigned or modified backups
Migration of subscription fails: cagefsctl is already running. please try again later