YumRepo Error: All mirror URLs are not using ftp, http[s] or file
A very old server that had a service dependant on CentOS 5 Running any yum command resulted in yum check-update Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile YumRepo Error: All mirror URLs are not using ftp, http[s] or file. Eg. Invalid release/repo/arch combination/ YumRepo Error: All mirror URLs are not using ftp, http[s] or file. Eg. Invalid release/repo/arch combination/ YumRepo Error: All mirror URLs are not using ftp, http[s] or file. Eg. Invalid release/repo/arch combination/ The answer was that the mirrorlists needed to be updated to point at the last version of CentOS 5. Stolen from here: https://www.linuxquestions.org/questions/centos-111/yumrepo-error-centos-5-9-a-4175604669/#post5704920 echo "http://vault.centos.org/5.11/os/x86_64/" > /var/cache/yum/base/mirrorlist.txt echo "http://vault.centos.org/5.11/extras/x86_64/" > /var/cache/yum/extras/mirrorlist.txt echo "http://vault.centos.org/5.11/updat