CentOS 6 ELS - the "No more mirrors to try" error during yum update

Issue

Examples of the error

Error Downloading Packages:
  expat-devel-2.0.1-13.el6_8.tuxcare.els3.x86_64: failure: expat-devel-2.0.1-13.el6_8.tuxcare.els3.x86_64.rpm from centos6-els: [Errno 256] No more mirrors to try.
  expat-2.0.1-13.el6_8.tuxcare.els3.x86_64: failure: expat-2.0.1-13.el6_8.tuxcare.els3.x86_64.rpm from centos6-els: [Errno 256] No more mirrors to try.

Environment

• CentOS 6 ELS

Solution

1. Clean yum cache:

yum clean all

2. Try to update packages:

yum update

Cause

The yum cache is expired.