Symptoms
While accessing the Backup Manager at Tools & Settings > Backup Manager:
Warning: Some of the files in the FTP storage are not shown in the list because the names of those files do not conform to the naming convention of backup files. If you are sure that those files are valid backups, rename them to match the following pattern: "backup_<YYMMDDHHmm>.tar"
Warning: Some of the files in the storage Amazon S3 Backup are not shown in the list because the names of those files do not conform to the naming convention of backup files. If you are sure that those files are valid backups, rename them to match the following pattern: "backup_<YYMMDDHHmm>.tar"
Cause
Product issue:
-
#PPPM-13453 "Clarified the notification shown when one or more backup files in remote FTP storage do not conform to the expected naming conventions."
Fixed in:- Plesk Obsidian 12 April 2022
Resolution
Workaround
If update is not possible for some reason you may try the following
workaround
Remove or move files not related to Plesk backup from the remote backup storage folder.