Description of problem:

Attempting a manual VNC installation results in traceback when attempting to
format disk.

Version-Release number of selected component (if applicable):

rawhide-20080107 (anaconda-11.4.0.16-1)

How reproducible:

100%

Steps to Reproduce:
1. Boot installer
2. Unable to start graphical install, it prompts for text or VNC, select VNC
3. Choose defaults and proceed to partitioning step.
4. Select "Encrypt File system"
5. Select Next
6. Select OK at prompt to write changes to disk
  
Actual results:

anaconda 11.4.0.16 exception report
Traceback (most recent call first):
  File "/usr/lib/anaconda/lvm.py", line 250, in vgcreate
    raise VGCreateError(vgname, PESize, nodes)
  File "/usr/lib/anaconda/fsset.py", line 2447, in setupDevice
    lvm.vgcreate(self.name, self.physicalextentsize, nodes)
  File "/usr/lib/anaconda/fsset.py", line 1768, in createLogicalVolumes
    entry.device.setupDevice(chroot)
  File "/usr/lib/anaconda/packages.py", line 164, in turnOnFilesystems
    anaconda.id.fsset.createLogicalVolumes(anaconda.rootPath)
  File "/usr/lib/anaconda/dispatch.py", line 209, in moveStep
    rc = stepFunc(self.anaconda)
  File "/usr/lib/anaconda/dispatch.py", line 132, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/gui.py", line 1201, in nextClicked
    self.anaconda.dispatch.gotoNext()
  File "/usr/lib/anaconda/gui.py", line 1329, in keyRelease
    self.nextClicked()
VGCreateError: vgcreate failed creating vg "VolGroup00" (PESize=32768kB) on PVs:
/dev/mapper/luks-sdc1 /dev/mapper/luks-sdc1 /dev/mapper/luks-sdc1
Log:
   Wiping cache of LVM-capable devices
   Adding physical volume '/dev/mapper/luks-sdc1' to volume group 'VolGroup00'
   Adding physical volume '/dev/mapper/luks-sdc1' to volume group 'VolGroup00'
   Physical volume '/dev/mapper/luks-sdc1' listed more than once.
   Unable to add physical volume '/dev/mapper/luks-sdc1' to volume group
'VolGroup00'.


Expected results:

Successfully write disk changes and proceed to next %step in the installer

Additional info:

See attached anacdump.txt