Following error occurred during PPA upgrade:
[ERROR]: Failed to execute command: pg_dump -h`hostname` -U plesk plesk > /usr/local/ppa/tmp/ppa-upgrade-db-backups/2013-12-11-16-16-46/poa-db-backup.sql [ERROR]: See update log file /usr/local/ppa/log/ppaupdate.log for details.
The issue is caused by incorrect records in
/etc/hosts file. Management Node
hostname should resolve to communication IP address.
Please use #119607 article to check and fix the issue.