$ sudo cobbler sync
bootloaders
File "/usr/lib/python2.4/site-packages/cobbler/cobbler.py", line 77,
in main
rc = BootCLI().run(sys.argv)
... snip ...
Hmm. Why is it messing with an "ia64" bootloader?
Sounds like you are using dnsmasq for DHCP management, read this:
https://fedorahosted.org/pipermail/cobbler/2008-September/000680.html