Whenever I try to save a file in *.gnumeric format, my gnumeric crashes

Anton Kratz via gnumeric-list <[email protected]> Sat, 4 Jul 2020 12:51:35 -0700

Newsgroups	gmane.comp.gnome.apps.gnumeric
Message-ID	<CAAhY1SX4gO3WvvPayqhE1r9t7GYCwctrDncwZ-J2=sme6UE34g@mail.gmail.com>

Whenever I try to save a file in *.gnumeric format, my gnumeric crashes
(and the file is not saved).

I attached error messages which were output on bash.

Is there any way I can repair my gnumeric instance? I tried purging,
reinstalling, w/o success.

Anton

--
versions used:
gnumeric version '1.12.35'
Xubuntu 18.04 LTS

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