Comment 33 for bug 1901829

In my case it ran ok for several days, so I think it's most likely an
update to the language packs extension themselves.

El 29/10/20 a las 15:48, Olivier Tilloy escribió:
> It sounds like something in the upgrade from thunderbird 68.X (in focal)
> to version 78.Y (in groovy) is possibly making thunderbird automatically
> download language pack updates from the extensions site, that shadow the
> ones that are installed system-wide. This would happen the first time
> thunderbird is run after the update, which explains why it runs okay
> once and fails afterwards.
>
> This is just an hypothesis that needs to be confirmed.
>