Den lör 1 sep. 2018 kl 09:54 skrev Zbigniew Jędrzejewski-Szmek
<zbys...@in.waw.pl>:
>
> On Sat, Sep 01, 2018 at 09:21:42AM +0200, Tomasz Torcz wrote:
> > On Sat, Sep 01, 2018 at 07:06:09AM -0000, Raphael Groner wrote:
> > > Hi,
> > >
> > > tried the suggested workaround with systemctl enable dbus-daemon. Now I 
> > > get a black screen after login with sddm to lxqt-session.
> > >
> > > https://bugzilla.redhat.com/show_bug.cgi?id=1623781
> >
> >   F29 was supposed to switch to dbus-broker as a provider of dbus:
> >  
> > https://fedoraproject.org/wiki/Changes/DbusBrokerAsTheDefaultDbusImplementation
> >   Enabling dbus-daemon would make two conflicting implementation active,
> >  won't it?
>
> "Enabling" dbus-daemon activates a link which creates the alias dbus.service 
> → dbus-broker.service.
> So that step replaces the original dbus daemon. At least that was supposed to
> happen. It is probably useful to look at 'systemctl status dbus.service' to
> see what it is actually running.
>
> Here:
> $ systemctl status dbus
> ● dbus-broker.service - D-Bus System Message Bus
>    Loaded: loaded (/usr/lib/systemd/system/dbus-broker.service; enabled; 
> vendor preset: disabled)
> ...
>    CGroup: /system.slice/dbus-broker.service
>            ├─1029 /usr/bin/dbus-broker-launch --scope system --audit
>            └─1030 dbus-broker --log 4 --controller 9 --machine-id 
> 08a5690a2eed47cf92ac0a5d2e3cf6b0 --audit
>
> Aug 31 21:12:15 krowka dbus-broker-launch[1029]: Activation request for 
> 'org.freedesktop.PackageKit' fail>
> Aug 31 21:12:15 krowka dbus-broker-launch[1029]: Activation request for 
> 'org.bluez' failed: Unit dbus-org>
> ...
>
> But note that there are actually 3 (!) dbus daemons in play.
> There's the system dbus instance, discussed above, and then each user
> has a user instance (systemctl status --user dbus) and another
> instance used for at-spi2 (changing this requires patching at-spi2,
> which I think has already happened upstream, but those changes aren't
> present in Fedora yet, so we expect to see dbus-daemon there).
>
> Zbyszek

I can't get a commandline, everything seems stuck in the boot
process.... Is there anyway to get a commandline and update the system
when it is in this state?

/Andreas


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