20.04 Software & Updates doe snothing

[MR ZenWiz]

On Mon, Nov 16, 2020 at 1:34 PM Colin Law <clanlaw at gmail.com> wrote:
>
> On Mon, 16 Nov 2020 at 20:30, MR ZenWiz <mrzenwiz at gmail.com> wrote:
> > ...
> > $ software-properties-gtk
> > ERROR:dbus.proxies:Introspect error on :1.329:/:
> > dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NoReply:
> > Message recipient disconnected from message bus without replying
> > Traceback (most recent call last):
> >   File "/usr/bin/software-properties-gtk", line 100, in <module>
> >     app = SoftwarePropertiesGtk(datadir=options.data_dir,
> > options=options, file=file)
> >   File "/usr/lib/python3/dist-packages/softwareproperties/gtk/SoftwarePropertiesGtk.py",
> > line 211, in __init__
> >     self.backend.Reload();
> >   File "/usr/lib/python3/dist-packages/dbus/proxies.py", line 72, in __call__
> >     return self._proxy_method(*args, **keywords)
> >   File "/usr/lib/python3/dist-packages/dbus/proxies.py", line 141, in __call__
> >     return self._connection.call_blocking(self._named_service,
> >   File "/usr/lib/python3/dist-packages/dbus/connection.py", line 652,
> > in call_blocking
> >     reply_message = self.send_message_with_reply_and_block(
> > dbus.exceptions.DBusException:
> > org.freedesktop.DBus.Error.ServiceUnknown: The name :1.329 was not
> > provided by any .service files
> > $
> >
> > Sure looks like a bug to me...  :-}
>
> That could be a dbus problem, I am no expert in this area so I might
> be barking up the wrong tree, but perhaps dbus is not running.  Are
> you aware of having done anything with respect to dbus?  What does
> ps aux |grep "dbus-daemon"
> show?
>
$ ps aux |grep "dbus-daemon"
$

However:

$ ps -efw | grep -i dbus 2> /dev/null | grep -v grep
message+    1104       1  0 Nov14 ?        00:00:02
/usr/bin/dbus-daemon --system --address=systemd: --nofork --nopidfile
--systemd-
root        1165       1  0 Nov14 ?        00:00:12 /usr/sbin/thermald
--no-daemon --dbus-enable
admar       1564    1547  0 Nov14 ?        00:01:19
/usr/bin/dbus-daemon --session --address=systemd: --nofork --nopidfile
--systemd
admar       1684    1666  0 Nov14 ?        00:00:00
/usr/bin/dbus-daemon
--config-file=/usr/share/defaults/at-spi2/accessibility.con
root       49084       1  0 Nov15 ?        00:00:00 dbus-launch
--autolaunch=c962c83daacb49debe24d741ed396305 --binary-syntax --clos
root       49085       1  0 Nov15 ?        00:00:00
/usr/bin/dbus-daemon --syslog-only --fork --print-pid 5
--print-address 7 --sess
lp         84729   84699  0 00:00 ?        00:00:00
/usr/lib/cups/notifier/dbus dbus://
$

I did not do anything with dbus.  I have this:

$ apt list --installed | grep dbus

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

dbus-user-session/focal-updates,focal-security,now 1.12.16-2ubuntu2.1
amd64 [installed,automatic]
dbus-x11/focal-updates,focal-security,now 1.12.16-2ubuntu2.1 amd64
[installed,automatic]
dbus/focal-updates,focal-security,now 1.12.16-2ubuntu2.1 amd64
[installed,automatic]
gir1.2-dbusmenu-glib-0.4/focal,now 16.04.1+18.10.20180917-0ubuntu6
amd64 [installed,automatic]
libdbus-1-3/focal-updates,focal-security,now 1.12.16-2ubuntu2.1 amd64
[installed,automatic]
libdbus-1-dev/focal-updates,focal-security,now 1.12.16-2ubuntu2.1
amd64 [installed]
libdbus-glib-1-2/focal,now 0.110-5fakssync1 amd64 [installed,automatic]
libdbusmenu-glib4/focal,now 16.04.1+18.10.20180917-0ubuntu6 amd64
[installed,automatic]
libdbusmenu-gtk3-4/focal,now 16.04.1+18.10.20180917-0ubuntu6 amd64
[installed,automatic]
libdbusmenu-qt5-2/focal,now 0.9.3+16.04.20160218-2build1 amd64
[installed,automatic]
libkf5dbusaddons-bin/focal,now 5.68.0-0ubuntu1 amd64 [installed,automatic]
libkf5dbusaddons-data/focal,focal,now 5.68.0-0ubuntu1 all [installed,automatic]
libkf5dbusaddons5/focal,now 5.68.0-0ubuntu1 amd64 [installed,automatic]
libnet-dbus-perl/focal,now 1.2.0-1 amd64 [installed,automatic]
libqt5dbus5/focal,now 5.12.8+dfsg-0ubuntu1 amd64 [installed,automatic]
python3-dbus.mainloop.pyqt5/focal,now 5.14.1+dfsg-3build1 amd64
[installed,automatic]
python3-dbus/focal,now 1.2.16-1build1 amd64 [installed,automatic]
xdg-dbus-proxy/focal,now 0.1.2-1 amd64 [installed,automatic]
$

I'm actually not familiar with dbus or the daemon.  Does any of this
mean anything?

Thanks.

Mark