Totem crashed: g_strsplit: assertion 'string != NULL' failed
Totem flatpak crashed everytime with that message:
(totem:2): GLib-CRITICAL **: 20:48:57.629: g_strsplit: assertion 'string != NULL' failed
GNOME 3.38.2 Flatpak 1.8.4 Totem 3.38.0 (from Flathub)