The following was filed automatically by anaconda:
anaconda 13.42 exception report
Traceback (most recent call first):
  File "/usr/lib/anaconda/isys.py", line 176, in umount
    rc = _isys.umount(what)
  File "/usr/lib/anaconda/storage/formats/fs.py", line 658, in unmount
    rc = isys.umount(self._mountpoint, removeDir = False)
  File "/usr/lib/anaconda/storage/formats/fs.py", line 847, in teardown
    return self.unmount(*args, **kwargs)
  File "/usr/lib/anaconda/storage/__init__.py", line 2011, in umountFilesystems
    device.format.teardown()
  File "/usr/lib/anaconda/storage/__init__.py", line 1142, in umountFilesystems
    self.fsset.umountFilesystems(ignoreErrors=ignoreErrors, swapoff=swapoff)
  File "/usr/lib/anaconda/yuminstall.py", line 905, in run
    self.anaconda.storage.umountFilesystems()
  File "/usr/lib/anaconda/yuminstall.py", line 1703, in doInstall
    rc = self.ayum.run(self.instLog, cb, anaconda.intf, anaconda.id)
  File "/usr/lib/anaconda/backend.py", line 299, in doInstall
    return anaconda.backend.doInstall(anaconda)
  File "/usr/lib/anaconda/dispatch.py", line 205, in moveStep
    rc = stepFunc(self.anaconda)
  File "/usr/lib/anaconda/dispatch.py", line 126, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/gui.py", line 1313, in nextClicked
    self.anaconda.dispatch.gotoNext()
  File "/usr/lib/anaconda/iw/progress_gui.py", line 79, in renderCallback
    self.intf.icw.nextClicked()
  File "/usr/lib/anaconda/gui.py", line 1334, in handleRenderCallback
    self.currentWindow.renderCallback()
SystemError: (4, None)