Do you wish to upgrade? [Y] y
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_CTYPE = "UTF-8",
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Select the packages to install
Conflicting package: postfix
One or more package conflicts exists.
Please remove them before running this installer.