Client not able to register in Satellite server

Issue

• Client not able to register in Satellite server
• Unable to run rhn_register

• rhn_register generates the following libxml2 errors:

  Traceback (most recent call last):
  File "/usr/sbin/rhn_register", line 26, in <module>
  from up2date_client import tui
  File "/usr/share/rhn/up2date_client/tui.py", line 28, in <module>
  import rhnreg, hardware
  File "/usr/share/rhn/up2date_client/rhnreg.py", line 21, in <module>
  import hardware
  File "/usr/share/rhn/up2date_client/hardware.py", line 38, in <module>
  import dmidecode
  File "/usr/lib64/python2.7/site-packages/dmidecode.py", line 28, in <module>
  import libxml2
  File "/usr/lib64/python2.7/site-packages/libxml2.py", line 1, in <module>
  import libxml2mod
  ImportError: /usr/lib64/python2.7/site-packages/libxml2mod.so: symbol xmlInitializeDict, version LIBXML2_2.8.0 not defined in file libxml2.so.2 with link time reference