Description of problem:
This happens during start of anaconda before gui appears.

I reproduced it on two different machines with install DVD on flash disk which was written by dd (it works with live-iso-to-disk).

The whole traceback:

Traceback (most recent call first):
  File "/usr/lib/python2.7/site-packages/blivet/devices.py", line 1150, in __init__
    self._partedPartition = self.disk.format.partedDisk.getPartitionByPath(self.path)
  File "/usr/lib/python2.7/site-packages/blivet/devicetree.py", line 812, in addUdevPartitionDevice
    exists=True, parents=[disk])
  File "/usr/lib/python2.7/site-packages/blivet/devicetree.py", line 1046, in addUdevDevice
    device = self.addUdevPartitionDevice(info)
  File "/usr/lib/python2.7/site-packages/blivet/devicetree.py", line 1866, in _populate
    self.addUdevDevice(dev)
  File "/usr/lib/python2.7/site-packages/blivet/devicetree.py", line 1810, in populate
    self._populate()
  File "/usr/lib/python2.7/site-packages/blivet/__init__.py", line 406, in reset
    self.devicetree.populate(cleanupOnly=cleanupOnly)
  File "/usr/lib/python2.7/site-packages/blivet/__init__.py", line 137, in storageInitialize
    storage.reset()
  File "/usr/lib64/python2.7/threading.py", line 504, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/threads.py", line 141, in run
    threading.Thread.run(self, *args, **kwargs)
AttributeError: 'Iso9660FS' object has no attribute 'partedDisk'


Version-Release number of selected component (if applicable):
Fedora-19-Alpha-x86_64-DVD.iso RC2

anaconda 19.17-1

How reproducible:
100%

Steps to Reproduce:
1. try to start installer from installation dvd
  
Actual results:
anaconda doesn't start

Expected results:
anaconda starts

Additional info: