New update bug - error after update

i just ran bench update

Please help

Traceback (most recent call last):
  File "/home/joeman/frappe-bench/apps/frappe/frappe/", line 70, in application
    response =
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 65, in render
    data = render_page(path)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 117, in render_page
    return build(path)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 124, in build
    return build_page(path)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 137, in build_page
    context = get_context(path)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 19, in get_context
    context = build_context(context)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 95, in build_context
    update_controller_context(context, context.controller)
  File "/home/joeman/frappe-bench/apps/frappe/frappe/website/", line 55, in update_controller_context
  File "/home/joeman/frappe-bench/apps/frappe/frappe/", line 241, in errprint
    print msg.encode('utf-8')
IOError: [Errno 32] Broken pipe

Seems gunicon stalled.

ps ax | greap 8000
kill -9 pid
sudo supervisorctl restart all

This is what I keep getting

And I ran all your commands

    Last login: Sun Mar 12 22:28:19 2017 from
    joeman@autopsio:~$ frappe-bench
    frappe-bench: command not found
    joeman@autopsio:~$ cd frappe-bench
    joeman@autopsio:~/frappe-bench$ ps ax | grep 8000
  2650 ?        Ss     0:00 /bin/sh -c bench serve --port 8000
  2660 ?        S      0:01 /home/joeman/frappe-bench/env/bin/python -m frappe.utils.bench_helper frappe serve --port 8000
159839 ?        Sl     0:03 /home/joeman/frappe-bench/env/bin/python /home/joeman/frappe-bench/apps/frappe/frappe/utils/ frappe serve --port 8000
159914 pts/1    S+     0:00 grep --color=auto 8000
    joeman@autopsio:~/frappe-bench$ kill -9 pid
    -bash: kill: pid: arguments must be process or job IDs
    joeman@autopsio:~/frappe-bench$ sudo supervisorctl restart all
    [sudo] password for joeman: 
    unix:///var/run/supervisor.sock no such file