Doing a yum update on C6.8 ................. : yum update Loaded plugins: fastestmirror, priorities, protectbase Setting up Update Process Loading mirror speeds from cached hostfile * base: centos.datente.com * epel: mirrors.n-ix.net * extras: mirror.softaculous.com * updates: centos.datente.com base | 3.7 kB 00:00 base/primary_db | 4.7 MB 00:00 cr | 3.3 kB 00:00 cr/primary_db | 1.2 kB 00:00 epel | 4.3 kB 00:00 epel/primary_db | 5.8 MB 00:00 extras | 3.4 kB 00:00 extras/primary_db | 36 kB 00:00 mariadb | 2.9 kB 00:00 http://mirror.centos.org/centos/6/SCL/x86_64/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 - "The requested URL returned error: 404 Not Found" Trying other mirror. To address this issue please refer to the below knowledge base article https://access.redhat.com/articles/1320623 If above article doesn't help to resolve this issue please open a ticket with Red Hat Support. ~~~~~~~~~~~~~ The Red Hat explanation is blocked. All one can read is " This issue generally occurs if client system is able to commun... Subscriber exclusive content" QUESTIONS (1) Should the Red Hat link be replaced by a Centos one ? (2) Why am I seeing a 'SCL' URL when I have not subscribed to Software Collections ? (3) I did not get the error when updating other C6 installations around Europe, probably because they used different sources, so is the error caused by a faulty mirror file ? Despite the error, I successfully installed acpid x86_64 1.0.10-3.el6 base 37 k centos-release x86_64 6-8.el6.centos.12.3 base 21 k findutils x86_64 1:4.4.2-9.el6 base 447 k logwatch noarch 7.3.6-54.el6 base 303 k pango x86_64 1.28.1-11.el6 base 351 k passwd x86_64 0.77-7.el6 base 89 k wget x86_64 1.12-8.el6 base 484 k Comments and advice welcome and appreciated, as always. -- Regards, Paul. England, EU. England's place is in the European Union.