Traceback (most recent call last):
  File "/usr/lib/anaconda-runtime/splittree.py", line 451, in ?
    logfile = timber.main()
  File "/usr/lib/anaconda-runtime/splittree.py", line 378, in main
    self.createSplitDirs()
  File "/usr/lib/anaconda-runtime/splittree.py", line 227, in createSplitDirs
    os.makedirs("%s-disc%d/RedHat/RPMS" % (self.dist_dir, i))
  File "/usr/lib/python2.2/os.py", line 204, in makedirs
    mkdir(name, mode)
OSError: [Errno 17] File exists: '/centos-3/build6/i386/-disc1/RedHat/RPMS'