Either there is something in your /etc/yum.repos.d that is pointing to that site Or there is one of the mirrorlists that your /etc/yum.repos.d is pointing to, that is. What happens if you do Yum --disablerepo=adobe-linux list Steve -----Original Message----- From: [log in to unmask] [mailto:[log in to unmask]] On Behalf Of Larry Linder Sent: Sunday, July 22, 2012 10:03 AM To: scientific-linux-users Subject: Problem with "yum" We are at SL 5.7 and attempting to update Libre Office to 3.5.5. [root@engr01 /]# yum clean all Loaded plugins: kernel-module Cleaning up Everything [root@engr01 /]# yum list Loaded plugins: kernel-module adobe-linux-x86_64 | 951 B 00:00 adobe-linux-x86_64/primary | 1.2 kB 00:00 adobe-linux-x86_64 2/2 http://ftp.novell.com/pub/mono/download-stable/RHEL_5/repodata/repomd.xml: [Errno 14] HTTP Error 404: Not Found Trying other mirror. Error: Cannot retrieve repository metadata (repomd.xml) for repository: mono. Please verify its path and try again "yum" apears to be be broken!!! as I can't even list the installed. Since we do not use Adobe anything and we abandoned Novel 10 years ago - any clue is useful. Any hints as to what changed in the last several weeks? Thank You Larry Linder