The problem seems to be gone after libgtk update. Thanks for the advice!
Besides, I've learnt GNU parallel, which is not what I was looking for, but
turned out to be a wonderful tool.

Le ven. 2 oct. 2020 23:53, g4sra via Dng <dng@???> a écrit :

> On 02/10/2020 15:09, Dimitri Minaev via Dng wrote:
> -- snip --
> > If you could offer an alternative that provides synchronized input to a
> > number of SSH sessions, I'd be glad to hear your opinion. I know that
> > similar capabilities are found in Terminator and my favorite Konsole, but
> > they are not as comfortable as mssh when you need to open a bunch of
> > sessions.
>
> I cannot say for sure as I have never used mssh, but clusterssh might do
> what you are looking for.
>
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