Thank you for your response. # python -V Python 2.6.6 # rpm -qa|grep python gnome-python2-bonobo-2.28.0-3.el6.x86_64 gnome-python2-extras-2.25.3-20.el6.x86_64 python-setuptools-0.6.10-3.el6.noarch python-unittest2-0.5.1-3.el6.noarch gnome-python2-gconf-2.28.0-3.el6.x86_64 python-psycopg2-2.6-1.rhel6.x86_64 python-feedparser-5.1.2-2.el6.noarch python-iwlib-0.1-1.2.el6.x86_64 python-mock-0.8.0-2.el6.noarch python-imaging-1.1.6-19.el6.x86_64 python-libs-2.6.6-64.el6.i686 dbus-python-0.83.0-6.1.el6.x86_64 python-docutils-0.6-1.el6.noarch python-dateutil-1.4.1-6.el6.noarch gnome-python2-desktop-2.28.0-5.el6.x86_64 python-matplotlib-0.99.1.2-1.el6.x86_64 gnome-python2-2.28.0-3.el6.x86_64 gnome-python2-applet-2.28.0-5.el6.x86_64 newt-python-0.52.11-3.el6.x86_64 python-iniparse-0.3.1-2.1.el6.noarch python-gdata-2.0.11-1.el6.noarch python-chardet-2.2.1-1.el6.noarch python-markupsafe-0.9.2-4.el6.x86_64 python-urlgrabber-3.9.1-11.el6.noarch python-suds-0.4.1-3.el6.noarch python-psutil-0.6.1-1.el6.x86_64 libxslt-python-1.1.26-2.el6_3.1.x86_64 python-jinja2-2.2.1-2.el6_5.x86_64 gnome-python2-gnome-2.28.0-3.el6.x86_64 python-passlib-1.5.3-1.el6.noarch hippo-canvas-python-0.3.0-6.el6.x86_64 python-beaker-1.3.1-7.el6.noarch python-ethtool-0.6-5.el6.x86_64 python-nose-0.10.4-3.1.el6.noarch python-lxml-2.2.3-1.1.el6.x86_64 python-vobject-0.8.1c-5.el6.noarch python-yaml-3.09-3.el6.rf.x86_64 python-libs-2.6.6-64.el6.x86_64 python-mako-0.3.4-1.el6.noarch python-requests-2.6.0-3.el6.noarch python-devel-2.6.6-64.el6.x86_64 rpm-python-4.8.0-55.el6.x86_64 python-backports-ssl_match_hostname-3.4.0.2-4.el6.centos.noarch python-reportlab-2.3-3.el6.x86_64 python-six-1.9.0-2.el6.noarch python-babel-0.9.4-5.1.el6.noarch gnome-python2-canvas-2.28.0-3.el6.x86_64 python-vatnumber-1.0-1.el6.noarch gnome-python2-gnomevfs-2.28.0-3.el6.x86_64 at-spi-python-1.28.1-2.el6.centos.x86_64 python-simplejson-2.0.9-3.1.el6.x86_64 python-werkzeug-0.8.3-2.el6.noarch python-tools-2.6.6-64.el6.x86_64 python-urllib3-1.10.2-1.el6.noarch libxml2-python-2.7.6-21.el6_8.1.x86_64 python-pycurl-7.19.0-9.el6.x86_64 python-decorator-3.0.1-3.1.el6.noarch python-openid-2.2.5-7.el6.noarch python-2.6.6-64.el6.x86_64 gnome-python2-libegg-2.25.3-20.el6.x86_64 python-ldap-2.3.10-1.el6.x86_64 libproxy-python-0.3.0-10.el6.x86_64 python-backports-1.0-5.el6.x86_64 gnome-python2-libwnck-2.28.0-5.el6.x86_64 2017-11-16 16:11 GMT+00:00 Ulf Volmer <u.volmer at u-v.de>: > On 16.11.2017 16:03, Ilyass Kaouam wrote: > > > yum update > > Traceback (most recent call last): > > Hard to guess with this limited information. Usually this means either > your yum or your python installation is broken. > > Are you using RPMs from outside of the CentOS or EPEL repos? Manually > installed python versions? Manually installed python modules? > > best regards > Ulf Volmer > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos >