Symptoms
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Scheduled backups can not be created with no errors in Plesk GUI.
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Plesk admin receives the following message:
<www.example.com> An error occurred during the scheduled backup.
Server
Plesk entry point: https://panel.example.com/
The following errors occurred during the scheduled backup process:
expected str, bytes or os.PathLike object, not int -
A similar error can be found in the
/var/log/plesk/PMM/backup-2022-XX-XX-XX-XX-XX-XXX/pmmcli.log -
Plesk has been recently updated to Plesk Obsidian 18.0.47.
Cause
Product issue:
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#PPPM-13739 "Creation of a remote backup with the enabled “Create a multivolume backup, volume size (MB)” option no longer results in the “Error: The backup process failed: expected str, bytes or os.PathLike object, not int” error."
Fixed in:- Plesk Obsidian 03 October 2022
Resolution
Please consider updating your server:
Workaround
In case the update is not possible for some reason use the following
workaround
Disable the Create a multivolume backup, volume size (MB) option in backup task settings:
with