Guest installation in KVM giving error : Unable to complete install 'libvirt.libvirtError unknown OS type xen

Issue

• Guest installation in KVM is giving the following error.

Unable to complete install 'libvirt.libvirtError unknown OS type xen
Traceback (most recent call last):
  File "/usr/share/virt-manager/virtManager/create.py", line 724, in do_install
    dom = guest.start_install(False, meter = meter)
  File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 541, in start_install
    return self._do_install(consolecb, meter, removeOld, wait)
  File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 633, in _do_install
    self.domain = self.conn.createLinux(install_xml, 0)
  File "/usr/lib64/python2.4/site-packages/libvirt.py", line 974, in createLinux
    if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self)
libvirtError: unknown OS type xen