Issue with Bench restart in UBUNTU 16.04

Dear All
i am running bench restart command and receive the following error message. Please support me

Error: .ini file does not include supervisorctl section
For help, use /usr/bin/supervisorctl -h
Traceback (most recent call last):
File “/home/frappe/.local/bin/bench”, line 11, in
load_entry_point(‘bench’, ‘console_scripts’, ‘bench’)()
File “/home/frappe/bench-repo/bench/”, line 40, in cli
File “/usr/local/lib/python2.7/dist-packages/click/”, line 722, in call
return self.main(*args, **kwargs)
File “/usr/local/lib/python2.7/dist-packages/click/”, line 697, in main
rv = self.invoke(ctx)
File “/usr/local/lib/python2.7/dist-packages/click/”, line 1066, in invoke
return _process_result(sub_ctx.command.invoke(sub_ctx))
File “/usr/local/lib/python2.7/dist-packages/click/”, line 895, in invoke
return ctx.invoke(self.callback, **ctx.params)
File “/usr/local/lib/python2.7/dist-packages/click/”, line 535, in invoke
return callback(*args, **kwargs)
File “/home/frappe/bench-repo/bench/commands/”, line 60, in update
_update(pull, patch, build, bench, auto, restart_supervisor, restart_systemd, requirements, no_backup, force=force, reset=reset)
File “/home/frappe/bench-repo/bench/commands/”, line 100, in _update
File “/home/frappe/bench-repo/bench/”, line 389, in restart_supervisor_processes
supervisor_status = subprocess.check_output([‘sudo’, ‘supervisorctl’, ‘status’], cwd=bench_path)
File “/usr/lib/python2.7/”, line 574, in check_output
raise CalledProcessError(retcode, cmd, output=output)
subprocess.CalledProcessError: Command ‘[‘sudo’, ‘supervisorctl’, ‘status’]’ returned non-zero exit status 2

Have a look here…