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User-Agent: Mozilla/4.77 [en] (X11; U; Linux 2.2.18 i686; Nav)


Anaconda crashes while searching for previous RH installations if any
partition is marked as "Linux" but doesn't have a valid file system.  The
anaconda updates don't fix this problem.

Reproducible: Always
Steps to Reproduce:
1. start install
2. select keyboard, etc.
3. choose "upgrade"
4. anaconda crashes while searching for previous RH installations 
	

Actual Results:  anacdump.txt:

Traceback (innermost last):
  File "/usr/bin/anaconda", line 438, in ?
    intf.run(todo, test = test)
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/gui.py", line 336, in run
    self.icw.run ()
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/gui.py", line 678, in run
    mainloop ()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 2554, in mainloop
    _gtk.gtk_main()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 125, in __call__
    ret = apply(self.func, a)
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/gui.py", line 428, in
nextClicked
    self.setScreen (self.currentScreen, self.nextClicked)
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/gui.py", line 466, in
setScreen
    new_screen = screen.getScreen ()
  File "/var/tmp/anaconda-7.0.1//usr/lib/anaconda/iw/examine_gui.py", line
30, in getScreen
    self.parts = self.todo.upgradeFindRoot ()
  File "/tmp/updates/todo.py", line 881, in upgradeFindRoot
    isys.umount('/mnt/sysimage')
  File "isys.py", line 113, in umount
    raise ValueError, "isys.umount() can only umount by mount point"
ValueError: isys.umount() can only umount by mount point

Local variables in innermost frame:
what: /mnt/sysimage
removeDir: 1

ToDo object:
(itodo
ToDo
p1
(dp2
S'method'
p3
(iimage
CdromInstallMethod
p4
(dp5
S'progressWindow'
p6

<failed>

Creating a file system on the partition in question fixes things, but the
installer should be more robust...