cobbler/cobbler — pull request #94 by smoser (2012-03-07 20:45:55+00:00)
Title: fix stack trace in write_pxe_file if distro==None

make_actual_pxe_menu calls write_pxe_file with distro=None for
each image. The code is simply guaranteed at the moment to stack
trace if there is an image.

Fixes issue 93.