[Bug 1961418] Re: snap failed to run with '/usr/bin/snap wait system seed.loaded'

Tue Feb 22 16:05:36 UTC 2022

any suggestion to fix this?

I had tried below command. 
root at plis231v:~# sudo dpkg -l | grep systemd
ii  libpam-systemd:amd64                   229-4ubuntu21.31+esm1                           amd64        system and service manager - PAM mod
ii  libsystemd0:amd64                      229-4ubuntu21.31+esm1                           amd64        systemd utility library
ii  python3-systemd                        231-2build1                                     amd64        Python 3 bindings for systemd
ii  systemd                                229-4ubuntu21.31+esm1                           amd64        system and service manager
rc  systemd-services                       204-5ubuntu20.31                                amd64        systemd runtime services
ii  systemd-shim                           9-1bzr4ubuntu1                                  amd64        shim for systemd
root at plis231v:~# 
root at plis231v:~# 
root at plis231v:~# 
root at plis231v:~# apt-get install --reinstall systemd
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
Need to get 0 B/3,659 kB of archives.
After this operation, 0 B of additional disk space will be used.
(Reading database ... 77423 files and directories currently installed.)
Preparing to unpack .../systemd_229-4ubuntu21.31+esm1_amd64.deb ...
Unpacking systemd (229-4ubuntu21.31+esm1) over (229-4ubuntu21.31+esm1) ...
Processing triggers for man-db (2.7.5-1) ...
Processing triggers for dbus (1.10.6-1ubuntu3.6+esm1) ...
Processing triggers for ureadahead (0.100.0-19.1) ...
ureadahead will be reprofiled on next reboot
Setting up systemd (229-4ubuntu21.31+esm1) ...
addgroup: The group `systemd-journal' already exists as a system group. Exiting.
Operation failed: No such file or directory
[/usr/lib/tmpfiles.d/var.conf:14] Duplicate line for path "/var/log", ignoring.
root at plis231v:~# systemctl status
Failed to read server status: Invalid argument
root at plis231v:~# 
root at plis231v:~#

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https://bugs.launchpad.net/bugs/1961418

Title:
  snap  failed to run with '/usr/bin/snap wait system seed.loaded'

Status in snapd package in Ubuntu:
  Incomplete
Status in systemd package in Ubuntu:
  New

Bug description:
  I tried to enable livepatch without any success.  ([Bug 1960689] )

  support suggested me report a bug for snapd.

    root at 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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