The error is:
newaliases: fatal: file /etc/postfix/main.cf: parameter myhostname: bad
parameter value: 2133
dpkg: błąd przetwarzania postfix (--configure):
podproces post-installation script zwrócił kod błędu 75
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package postfix 2.5.5-1 failed to install/upgrade: subprocess
What's your hostname?
** Changed in: postfix (Ubuntu)
Status: New = Incomplete
** Changed in: postfix (Ubuntu)
Importance: Undecided = Low
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package postfix 2.5.5-1 failed to install/upgrade: subprocess post-installation
script returned error exit status 75
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/41969422/Dependencies.txt
** Attachment added: DpkgTerminalLog.txt
http://launchpadlibrarian.net/41969423/DpkgTerminalLog.txt
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package postfix 2.5.5-1 failed to install/upgrade: subprocess post-installation
script