Cobbler Import of Ubuntu 12.04

[root@io-build-03 cobbler]# cobbler check
No configuration problems found.  All systems go.

[root@io-build-03 cobbler]# df -h | tail -2
/iso/ubuntu-12.10-server-amd64.iso
                      689M  689M     0 100% /mnt.cd/Ubuntu/12.10/Server/x86_64

[root@io-build-03 cobbler]# ls /mnt.cd/Ubuntu/12.10/Server/x86_64
boot  dists  doc  EFI  install  isolinux  md5sum.txt  pics  pool  preseed  README.diskdefines  ubuntu

[root@io-build-03 cobbler]# rpm -q cobbler
cobbler-2.4.0-beta3.el5

[root@io-build-03 cobbler]# time cobbler distro add --name=ubuntu-server-12.10 --arch=x86_64 --breed=debian --initrd=/mnt.cd/Ubuntu/12.10/Server/x86_64/install/initrd.gz

real    0m0.403s
user    0m0.356s
sys 0m0.042s

[root@io-build-03 cobbler]# cobbler sync
<...snip...>

[root@io-build-03 cobbler]# cobbler distro list
   f14-x86_64
   rhel5.2-x86_64
   rhel5.2-xen-x86_64
   rhel5.5-i386
   rhel5.5-x86_64
   rhel5.5-xen-i386
   rhel5.5-xen-x86_64
   rhel5.6-x86_64
   rhel5.6-xen-x86_64
   rhel5.8-x86_64
   rhel5.8-xen-x86_64
   rhel6.0-x86_64
   rhel6.2-x86_64
   rhel6.3-x86_64 ### No Ubuntu!

[root@io-build-03 cobbler]# cobbler import --path=/mnt.cd/Ubuntu/12.10/Server/x86_64 --name=ubuntu-server-12.10 --arch=x86_64 --breed=debian
task started: 2013-01-30_170728_import
task started (id=Media import, time=Wed Jan 30 17:07:28 2013)
Exception occured: cobbler.cexceptions.CX
Exception value: 'Command failed'
Exception Info:
  File "/usr/lib/python2.4/site-packages/cobbler/remote.py", line 89, in run
    rc = self._run(self)
   File "/usr/lib/python2.4/site-packages/cobbler/remote.py", line 232, in runner
    self.logger
   File "/usr/lib/python2.4/site-packages/cobbler/api.py", line 870, in import_tree
    utils.run_this(rsync_cmd, (spacer, mirror_url, path), self.logger)
   File "/usr/lib/python2.4/site-packages/cobbler/utils.py", line 921, in run_this
    die(logger,"Command failed")
   File "/usr/lib/python2.4/site-packages/cobbler/utils.py", line 140, in die
    raise CX(msg)

!!! TASK FAILED !!!