- Plesk 12.5 for Linux
WordPress plugins can't be updated. Notification in Plesk UI reports about updating plugins successfully but after refreshing the page the older version still be installed.The following error can be found in
stderr: Warning: Download failed. "cURL error 23: Failed writing body (353 != 1369)"
It is enough hard disk space and disk quota is enabled for system users.
Disk quota is exceeded for system user.
Verify disk quota for user:
# sudo -H -u username bash -c 'quota -s'
Disk quotas for user username (uid 10005):
Filesystem blocks quota limit grace files quota limit grace
3955M* 0 1000M 19688 0 0
Modify disk quota on service plan level ( Hosting Parameters tab) or on subscription level ( Web Hosting Access page).