20:07:58 INFO    : moving (1) to step enablefilesystems
20:07:59 INFO    : lv is VolGroup00/LogVol00, size of 112288
20:07:59 INFO    : lv is VolGroup00/LogVol01, size of 1984
20:07:59 INFO    : removing lv LogVol00
20:07:59 INFO    : Running kickstart %%traceback script(s)
20:07:59 INFO    : All kickstart %%traceback script(s) have been run
20:07:59 CRITICAL: Traceback (most recent call first):
  File "/usr/lib/anaconda/lvm.py", line 135, in lvremove
    raise SystemError, "lvremove failed"
  File "/usr/lib/anaconda/partitions.py", line 1351, in doMetaDeletes
    lvm.lvremove(name, vg)
  File "/usr/lib/anaconda/packages.py", line 135, in turnOnFilesystems
    anaconda.id.partitions.doMetaDeletes(anaconda.id.diskset)
  File "/usr/lib/anaconda/dispatch.py", line 200, in moveStep
    rc = stepFunc(self.anaconda)
  File "/usr/lib/anaconda/dispatch.py", line 123, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/text.py", line 540, in run
    anaconda.dispatch.gotoNext()
  File "/usr/bin/anaconda", line 944, in ?
    anaconda.intf.run(anaconda)
SystemError: lvremove failed