novnc entered FATAL state, too many start retries too quickly

[AkbarAlam]

if i run the commands i am getting the following log

/usr/lib/python2.7/dist-packages/supervisor/options.py:297: UserWarning: Supervisord is running as r
ing for its configuration file in default locations (including its current working directory); you p
ify a "-c" argument specifying an absolute path to a configuration file for improved security.
  'Supervisord is running as root and it is searching '
2018-03-09 11:27:33,361 CRIT Supervisor running as root (no user in config file)
2018-03-09 11:27:33,361 WARN Included extra file "/etc/supervisor/conf.d/supervisord.conf" during pa
2018-03-09 11:27:33,373 INFO RPC interface 'supervisor' initialized
2018-03-09 11:27:33,373 CRIT Server 'unix_http_server' running without any HTTP authentication check
2018-03-09 11:27:33,374 INFO supervisord started with pid 1
2018-03-09 11:27:34,377 INFO spawned: 'X11' with pid 7
2018-03-09 11:27:34,382 INFO spawned: 'novnc' with pid 8
2018-03-09 11:27:34,386 INFO spawned: 'x11vnc' with pid 9
2018-03-09 11:27:34,389 INFO spawned: 'octave' with pid 10
2018-03-09 11:27:34,390 INFO spawned: 'fluxbox' with pid 11
2018-03-09 11:27:34,567 INFO reaped unknown pid 31
2018-03-09 11:27:34,568 INFO exited: novnc (exit status 1; not expected)
2018-03-09 11:27:35,387 INFO success: X11 entered RUNNING state, process has stayed up for > than 1
2018-03-09 11:27:35,387 INFO success: x11vnc entered RUNNING state, process has stayed up for > than
s)
2018-03-09 11:27:35,394 INFO success: octave entered RUNNING state, process has stayed up for > than
s)
2018-03-09 11:27:35,394 INFO success: fluxbox entered RUNNING state, process has stayed up for > tha
cs)
2018-03-09 11:27:36,498 INFO spawned: 'novnc' with pid 45
2018-03-09 11:27:36,564 INFO exited: novnc (exit status 1; not expected)
2018-03-09 11:27:36,564 INFO reaped unknown pid 59
2018-03-09 11:27:38,569 INFO spawned: 'novnc' with pid 61
2018-03-09 11:27:38,632 INFO exited: novnc (exit status 1; not expected)
2018-03-09 11:27:38,632 INFO reaped unknown pid 75
2018-03-09 11:27:41,749 INFO spawned: 'novnc' with pid 80
2018-03-09 11:27:41,821 INFO exited: novnc (exit status 1; not expected)
2018-03-09 11:27:41,821 INFO reaped unknown pid 94
2018-03-09 11:27:42,822 INFO gave up: novnc entered FATAL state, too many start retries too quickly