Error YumRepo Error: All mirror URLs are not using ftp, http[s] or file. Eg. Invalid release/ removing mirrorlist with no valid mirrors: /var/cache/yum/x86_64/6/centos-base/mirrorlist.txt {"error": "Cannot retrieve repository metadata (repomd.xml) for rep
Was this issue ever resolved. This is the problem with Linux.
You have to become a mechanic to use it.