The following was filed automatically by anaconda:
anaconda 11.5.0.25 exception report
Traceback (most recent call first):
  File "/usr/lib64/python2.6/site-packages/parted/disk.py", line 177, in removePartition
    if self.__disk.remove_partition(partition.getPedPartition()):
  File "/usr/lib/anaconda/storage/devices.py", line 629, in removePartition
    self.partedDisk.removePartition(partition)
  File "/usr/lib/anaconda/storage/devicetree.py", line 462, in _removeDevice
    dev.disk.removePartition(dev)
  File "/usr/lib/anaconda/storage/devicetree.py", line 494, in registerAction
    self._removeDevice(action.device)
  File "/usr/lib/anaconda/storage/__init__.py", line 559, in destroyDevice
    self.devicetree.registerAction(action)
  File "/usr/lib/anaconda/partIntfHelpers.py", line 139, in doDeleteDevice
    storage.destroyDevice(device)
  File "/usr/lib/anaconda/iw/partition_gui.py", line 978, in deleteCB
    device):
PartedException: Assertion (part->part_list == NULL) at disk.c:1824 in function ped_disk_remove_partition() failed.