日志错误提示：
rhsm-complianced: This system is missing one or more valid entitlement certificates. Please run subscription-manager for more information.
步骤：
[root@localhost gdm]# rpm -qa|grep subscription-manager
subscription-manager-0.95.5.21-1.el5
subscription-manager-gnome-0.95.5.21-1.el5
subscription-manager-firstboot-0.95.5.21-1.el5
[root@localhost gdm]# rpm -e subscription-manager-firstboot subscription-manager subscription-manager-gnome
[root@localhost gdm]# rpm -qa|grep rhn
rhn-setup-0.4.20-56.el5
rhnsd-4.7.0-10.el5
rhn-check-0.4.20-56.el5
rhnlib-2.5.22-6.el5
yum-rhn-plugin-0.5.4-22.el5
rhn-setup-gnome-0.4.20-56.el5
rhn-client-tools-0.4.20-56.el5
[root@localhost gdm]# rpm -e rhn-setup rhnsd rhn-check rhnlib yum-rhn-plugin rhn-setup-gnome rhn-client-tools
error: Failed dependencies:
rhn-setup-gnome is needed by (installed) pirut-1.3.28-19.el5.noarch
[root@localhost gdm]# rpm -e pirut
[root@localhost gdm]# rpm -e rhn-setup rhnsd rhn-check rhnlib yum-rhn-plugin rhn-setup-gnome rhn-client-tools
原文地址：http://luyx30.blog.51cto.com/1029851/1621110
