Thanks for reporting this
According to your logfile, the problem seems to be here:
newaliases: fatal: file /etc/postfix/main.cf: parameter mydomain: bad
parameter value: 172.22.67.5
hostname in main.cf needs to be a valid hostname, not an IP address.
Please can you update that config and reboot
*** This bug is a duplicate of bug 797779 ***
https://bugs.launchpad.net/bugs/797779
** This bug has been marked a duplicate of bug 797779
package bsd-mailx 8.1.2-0.20100314cvs-1 failed to install/upgrade:
προβλήματα εξάρτησης - αφήνεται μη ρυθμισμένο
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** Package changed: bsd-mailx (Ubuntu) = postfix (Ubuntu)
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https://bugs.launchpad.net/bugs/1088748
Title:
package bsd-mailx 8.1.2-0.20090911cvs-2ubuntu1 failed to
