Description of problem:
error message 'Error initializing Watchdog' returned which is confused via running 'service beaker-transfer start'.

Version-Release number of selected component (if applicable):
Beaker 0.15.6.git.133.bf56afa

How reproducible:
always

Steps to Reproduce:
1. on LC, set a wrong password/user[2] or AUTH_METHOD="krbv"[1] when LC does not support krbv in file /etc/beaker/labcontroller.conf
2. run:service beaker-transfer restart
3.

Actual results:
 return the error message for 'initializing *Watchdog*', rather than 'beaker-transfer':

detail:
[1]
Starting beaker-transfer: 2014-03-04 02:46:32,335 bkr.common.hub.HubProxy ERROR Failed to create new session: (-1765328189, 'No credentials cache found')
Error initializing Watchdog: (-1765328189, 'No credentials cache found')

[2]:
'Starting beaker-transfer: 2014-03-04 02:39:08,801 bkr.common.hub.HubProxy ERROR Failed to create new session: <Fault 1: "<class 'bkr.server.authentication.LoginException'>:Invalid username or password">
Error initializing Watchdog: <Fault 1: "<class 'bkr.server.authentication.LoginException'>:Invalid username or password">'


Expected results:
should be 'Error initializing beaker-transfer' or something rather than 'watchdog'.

Additional info:
see also bug 1067243