Snap doesn't seem work, any workaround?

root@plis231v:~# systemctl status snapd
Failed to get properties: No such interface ''
root@plis231v:~# systemctl start snapd.service
Failed to start snapd.service: Unknown unit: snapd.service
See system logs and 'systemctl status snapd.service' for details.
root@plis231v:~#


-----Original Message-----
From: <email address hidden> <email address hidden> On Behalf Of Lucas Albuquerque Medeiros de Moura
Sent: Tuesday, February 15, 2022 8:11 AM
To: Gene Sun <email address hidden>
Subject: [Bug 1960689] Re: livepatch is not able to enabled

CAUTION: EXTERNAL EMAIL


Hello Gene Sun,

It seems there is something wrong if your snapd service.
What is the output of running:

$ systemctl status snapd

And if the service is not running, can you run:

$ systemctl start snapd.service

And double check if snap services is now running as expected ?

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Title:
  livepatch is not able to enabled

Status in ubuntu-advantage-tools package in Ubuntu:
  New

Bug description:

  I tried to enable livepatch without any success.

  root@plis231v:~# sudo ua enable livepatch
  One moment, checking your subscription first
  Unexpected error(s) occurred.
  For more details, see the log: /var/log/ubuntu-advantage.log
  To file a bug run: ubuntu-bug ubuntu-advantage-tools

  >> logs

  22-02-11 22:27:00,410 - util.py:(429) [DEBUG]: Reading file: /var/lib/ubuntu-advantage/notices.json
  2022-02-11 22:27:00,410 - util.py:(700) [DEBUG]: Writing file: /var/lib/ubuntu-advantage/notices.json
  2022-02-11 22:27:00,411 - cli.py:(1499) [ERROR]: Unhandled exception, please file a bug
  Traceback (most recent call last):
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 1458, in wrapper
      return func(*args, **kwargs)
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 1544, in main
      return args.action(args, cfg=cfg)
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 166, in new_f
      return f(*args, **kwargs)
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 189, in new_f
      return f(args, cfg=cfg, **kwargs)
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 147, in new_f
      retval = f(*args, cfg=cfg, **kwargs)
    File "/usr/lib/python3/dist-packages/uaclient/cli.py", line 888, in action_enable
      ent_ret, reason = entitlement.enable()
    File "/usr/lib/python3/dist-packages/uaclient/entitlements/base.py", line 197, in enable
      ret = self._perform_enable(silent=silent)
    File "/usr/lib/python3/dist-packages/uaclient/entitlements/livepatch.py", line 160, in _perform_ena
      [snap.SNAP_CMD, "wait", "system", "seed.loaded"], capture=True
    File "/usr/lib/python3/dist-packages/uaclient/util.py", line 662, in subp
      out, err = _subp(args, rcs, capture, timeout, env=env)
    File "/usr/lib/python3/dist-packages/uaclient/util.py", line 619, in _subp
      stderr=err.decode("utf-8"),
  uaclient.util.ProcessExecutionError: Failed running command '/usr/bin/snap wait system seed.loaded' [sage: error: cannot communicate with server: Get http://localhost/v2/snaps/system/conf?keys=seed.load /run/snapd.socket: connect: no such file or directory

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-advantage-tools 27.4.1~16.04.1
  ProcVersionSignature: Ubuntu 4.15.0-167.175~16.04.1-generic 4.15.18
  Uname: Linux 4.15.0-167-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.30+esm3
  Architecture: amd64
  Date: Fri Feb 11 23:01:08 2022
  InstallationDate: Installed on 2010-12-02 (4089 days ago)
  InstallationMedia: Ubuntu-Server 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.2)
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubuntu-advantage-tools
  UpgradeStatus: Upgraded to xenial on 2017-01-21 (1847 days ago)

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