On 12/20/2014 07:02 AM, Dave Stevens wrote: > $ rpm -q kernel kernel-xen > kernel-2.6.18-371.11.1.el5 > kernel-2.6.18-371.12.1.el5 > kernel-2.6.18-398.el5 > kernel-2.6.18-400.el5 > kernel-2.6.18-400.1.1.el5 > kernel-xen-2.6.18-371.11.1.el5 > kernel-xen-2.6.18-371.12.1.el5 > kernel-xen-2.6.18-398.el5 > kernel-xen-2.6.18-400.el5 > kernel-xen-2.6.18-400.1.1.el5 It is as I suspected, you've been installing both kernel and kernel-sen the entire time. paste the contents of /etc/grub.conf and then I can give you a proper answer about what to do. Peter