Crash during bootloader installation (FC5T3)

[gb spam]

FC5T3 crashed during install of the bootloader (on to sda9 rather than the MBR)

Traceback (most recent call last):
  File "/usr/lib/anaconda/gui.py", line 1253, in handleRenderCallback
    self.currentWindow.renderCallback()
  File "/usr/lib/anaconda/iw/progress_gui.py", line 245, in renderCallback
    self.intf.icw.nextClicked()
  File "/usr/lib/anaconda/gui.py", line 951, in nextClicked
    self.dispatch.gotoNext()
  File "/usr/lib/anaconda/dispatch.py", line 146, in gotoNext
    self.moveStep()
  File "/usr/lib/anaconda/dispatch.py", line 217, in moveStep
    rc = apply(func, self.bindArgs(args))
  File "/usr/lib/anaconda/bootloader.py", line 178, in writeBootloader
    justConfigFile, intf)
  File "/usr/lib/booty/bootloaderInfo.py", line 1190, in write
    justConfig | (not self.useGrubVal))
  File "/usr/lib/booty/bootloaderInfo.py", line 849, in writeGrub
    f.write('\trootnoverify %s\n' % self.grubbyPartitionName(device))
  File "/usr/lib/booty/bootloaderInfo.py", line 989, in grubbyPartitionName
    return "(%s,%d)" % (self.grubbyDiskName(name), partNum)
  File "/usr/lib/booty/bootloaderInfo.py", line 984, in grubbyDiskName
    return "hd%d" % self.drivelist.index(name)
ValueError: list.index(x): x not in list

Any ideas?