Hi, I have just done a fresh install of SME7.2 from CD iso.  When I did 'yum update', the error came up.
'yum clean all' can't help.
The console:
[root@sme7 e-smith]# yum clean all
==============================================================
WARNING: Additional commands may be required after running yum
==============================================================
Loading "fastestmirror" plugin
Loading "smeserver" plugin
Cleaning up Everything
0 headers removed
0 packages removed
11 metadata files removed
0 cache files removed
1 cache files removed
================================================================
No new rpms were installed. No additional commands are required.
================================================================
[root@sme7 e-smith]# yum update
==============================================================
WARNING: Additional commands may be required after running yum
==============================================================
Loading "fastestmirror" plugin
Loading "smeserver" plugin
Setting up Update Process
Setting up repositories
smeaddons                 100% |=========================|  951 B    00:00
updates                   100% |=========================|  951 B    00:00
base                      100% |=========================| 1.1 kB    00:00
smeos                     100% |=========================|  951 B    00:00
smeupdates                100% |=========================|  951 B    00:00
Loading mirror speeds from cached hostfile
Reading repository metadata in from local files
primary.xml.gz            100% |=========================|  186 B    00:00
/sbin/e-smith/yum: line 9:  4913 Segmentation fault      /usr/bin/yum "$@"
================================================================
No new rpms were installed. No additional commands are required.
================================================================
Thanks in advance for advice.