If you are using Fedora 17, I would discourage you from using preupgrade. It has a lot of errors that can leave your system botched.
Update using
FedUpsh-4.2$ yum search FedUpLoaded plugins: fastestmirror, langpacks, presto, priorities, refresh-packagekitLoading mirror speeds from cached hostfile * fedora: linux.mirrors.es.net * livna: ftp-stud.fht-esslingen.de * rpmfusion-free: mirror01.th.ifl.net * rpmfusion-free-updates: mirror01.th.ifl.net * rpmfusion-nonfree: mirror01.th.ifl.net * rpmfusion-nonfree-updates: mirror01.th.ifl.net * updates: virror.hanoilug.org============================================================
N/S Matched: FedUp
============================================================fedup.noarch : The Fedora Upgrade toolfedup-dracut.i686 : initramfs environment for system upgradesfedup-dracut-plymouth.noarch : plymouth theme for system upgrade progress Name and summary matches only, use "search all" for everything.sh-4.2$Or better still, do a clean install.
Date: Wed, 16 Jan 2013 12:30:14 +0300
From: dmbuvi@gmail.com
To: skunkworks@lists.my.co.ke
Subject: Re: [Skunkworks] The Spherical Cow lands with MATE and Eucalyptus...
yum preupgrade
_______________________________________________
skunkworks mailing list
skunkworks@lists.my.co.ke
------------
List info, subscribe/unsubscribe
http://lists.my.co.ke/cgi-bin/mailman/listinfo/skunkworks
------------
Skunkworks Rules
http://my.co.ke/phpbb/viewtopic.php?f=24&t=94
------------
Other services @ http://my.co.ke