Server Failure on the Linode / Ubuntu-64 pantheon setup?? It has installed in past. Something wrong with newest dev?

Im trying to use the script below on thi page to install pantheon, and am getting this error... can someone tell me whats up with it?

Thanks!

Probe varnish_vcl_recv has result:

Running probe key_buffer_size
Probe key_buffer_size has result:
8
Server failure: Protocol Error: 500 Internal Server Error
Failed to upload probe data
Traceback (most recent call last):
File "/usr/sbin/bcfg2", line 213, in run
proxy.RecvProbeData(Bcfg2.Client.XML.tostring(probedata, encoding='UTF-8', xml_declaration=True))
File "/usr/lib/pymodules/python2.6/Bcfg2/Proxy.py", line 61, in call
raise xmlrpclib.Fault(20, "Server Failure")
Fault:

Fatal error: local() encountered an error (return code 1) while executing '/usr/sbin/bcfg2 -vqed'

Aborting.