Crash opening save dialog (Debian 8, old Ubuntu versions)

Steps to reproduce:

• open Inkscape
• Attempt to save using any of Save, Save-as..., or Save a Copy...

What happened?

Inkscape immediately exits.

What should have happened?

Expected a file dialog to appear.

Inkscape Version and Operating System:

• Inkscape Version: .1.0beta2 (2b71d25d, 2019-12-03) via the AppImage package Inkscape-2b71d25d-x86_64.AppImage
• Operating System: Debian
• Operating System version: 8.10 (Jessie) x64

Console shows:

Run experimental bundle that bundles everything

(process:4242): Gtk-WARNING **: 20:02:56.749: Locale not supported by C library. Using the fallback 'C' locale. libbluray.so.1: cannot open shared object file: No such file or directory Failed to load module: /usr/lib/x86_64-linux-gnu/gio/modules/libgvfsdbus.so Pango version: 1.42.3 libbluray.so.1: cannot open shared object file: No such file or directory Failed to load module: /usr/lib/x86_64-linux-gnu/gio/modules/libgioremote-volume-monitor.so libbluray.so.1: cannot open shared object file: No such file or directory Failed to load module: /usr/lib/x86_64-linux-gnu/gio/modules/libgioremote-volume-monitor.so libbluray.so.1: cannot open shared object file: No such file or directory Failed to load module: /usr/lib/x86_64-linux-gnu/gio/modules/libgvfsdbus.so

(org.inkscape.Inkscape:4242): GLib-GIO-ERROR **: 20:03:04.499: Settings schema 'org.gtk.Settings.FileChooser' does not contain a key named 'date-format' Trace/breakpoint trap