Red Hat Enterprise Linux 6 Installations fails with "no element found" error

Issue

• Red Hat Enterprise Linux 6 Installations fails with no element found error
• The complete traceback:

server.example.com CRITICAL anaconda 13.21.229 exception report
Traceback (most recent call first):
  File "<string>", line 68, in __iter__
  File "/usr/lib/yum-plugins/whiteout.py", line 46, in postreposetup_hook
    for event, elem in iterparse(infile):
  File "/usr/lib/python2.6/site-packages/yum/plugins.py", line 184, in run
    func(conduitcls(self, self.base, conf, **kwargs))
  File "/usr/lib/python2.6/site-packages/yum/repos.py", line 105, in doSetup
    self.ayum.plugins.run('postreposetup')
  File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 637, in _getRepos
    self._repos.doSetup(thisrepo)
  File "/usr/lib/python2.6/site-packages/yum/__init__.py", line 604, in doRepoSetup
    return self._getRepos(thisrepo, True)
  File "/usr/lib/anaconda/yuminstall.py", line 1406, in <lambda>
    self.__withFuncDo(anaconda, lambda r: self.ayum.doRepoSetup(thisrepo=r.id),
  File "/usr/lib/anaconda/yuminstall.py", line 1436, in __withFuncDo
    fn(repo)
  File "/usr/lib/anaconda/yuminstall.py", line 1408, in doRepoSetup
    callback=RepoSetupPulseProgress(anaconda.intf))
  File "/usr/lib/anaconda/yuminstall.py", line 1366, in doBackendSetup
    self.doRepoSetup(anaconda)
  File "/usr/lib/anaconda/backend.py", line 215, in doBackendSetup
    if anaconda.backend.doBackendSetup(anaconda) == DISPATCH_BACK:
  File "/usr/lib/anaconda/dispatch.py", line 210, in moveStep
    rc = stepFunc(self.anaconda)
  File "/usr/lib/anaconda/dispatch.py", line 126, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/dispatch.py", line 233, in currentStep
    self.gotoNext()
  File "/usr/lib/anaconda/text.py", line 602, in run
    (step, instance) = anaconda.dispatch.currentStep()
  File "/usr/bin/anaconda", line 1131, in <module>
    anaconda.intf.run(anaconda)
SyntaxError: no element found: line 17141, column 0