Symptoms
- Server scheduled backup fails with the following error in
/usr/local/psa/PMM/logs/backup-<session date>/backup.log:CONFIG_TEXT: [14755]: 2019-01-27 04:24:31.971 ERROR b25920a6-11fc-41d3-886c-3db2f3b865c5 The dump has content errors!
[14755]: 2019-01-27 04:24:32.044 ERROR 5d7d5afd-43b8-44c8-8224-6a98af831b62 Runtime error: The dump has content errors! at /usr/local/psa/admin/bin/plesk_agent_manager line 1268. - According to
/var/log/cronDaily Maintenance Task was executed in the same time with the Full Server Scheduled backup:Jan 27 04:07:16 dns14 run-parts(/etc/cron.daily)[13050]: starting 50plesk-daily
...
Jan 27 06:11:22 dns14 run-parts(/etc/cron.daily)[24050]: finished 50plesk-daily - Backup for some date shows the following message:
Error: Unable to restore the backup: the file contains content errors.
Unable to restore data. The following files were corrupted:
backup_skel_1904162307.tgz
Cause
Product issue:
-
#PPPM-10009 “Creating backups in remote storage no longer randomly fails with the “The dump has content errors” error.”
Fixed in:- Plesk Obsidian 08 May 2019 (fixed as PPP-40519)
Resolution
Please consider updating your server:
Workaround
If update is not possible for some reason you may try the following
temporary solution
Modify settings so that Daily Maintenance Task execution time would not intersect with Scheduled backup time.
To do that, either change Daily Maintenance Task execution time or time of Scheduled backup in Tools & Settings > Backup Manager > Schedule.
Also, avoid getting get backups list during backup creation.
