okular fails to run after latest Xubuntu upgrade

[MR ZenWiz]

Please disregard.  I fell stupid about the actual error (remotely ssh
logged into my laptop - no display access - duh!).

My sincerest apologies.

🤔



On Fri, May 7, 2021 at 1:54 PM MR ZenWiz <mrzenwiz at gmail.com> wrote:

> On Fri, May 7, 2021 at 1:51 PM MR ZenWiz <mrzenwiz at gmail.com> wrote:
> >
> > The Xubuntu Software Updater ran today and updated some stuff (not
> > sure exactly what - I wasn't watching that closely).
> >
> > After the update, my okular fails to run with the following message:
> >
> > $ okular
> > qt.qpa.xcb: could not connect to display
> > qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even
> > though it was found.
> > This application failed to start because no Qt platform plugin could
> > be initialized. Reinstalling the application may fix this problem.
> >
> > Available platform plugins are: eglfs, linuxfb, minimal, minimalegl,
> > offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl,
> > wayland-xcomposite-glx, xcb.
> >
> > Aborted (core dumped)
> >
> > I purged the app and re-installed it, same error.
> >
> > Can anyone tell me what happened?  I use the okular and k3b apps, but
> > never with this bad a result.
> >
> > Thanks.
> >
> > Mark
>
> Addendum: atril no longer works, either.
>
> I'm running Xubuntu 20.04.2 with today's update.
>
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