Subject: gdk-pixbuf unable to recognize image formats (JPG, PNG, etc.)

From: Nathan Dehnel <[email-masked]>
Date: Wed, 10 May 2023 13:50:51 -0500

Gtk:ERROR:gtkiconhelper.c:494:
ensure_surface_for_gicon: assertion
failed (error == NULL): Failed to load
/run/current-system/profile/share/icons/Adwaita/16x16/status/image-missing.png:
Unrecognized image file format (gdk-pixbuf-error-quark, 3)
Bail out! Gtk:ERROR:gtkiconhelper.c:494:ensure_surface_for_gicon:
assertion failed (error == NULL): Failed to load
/run/current-system/profile/share/icons/Adwaita/16x16/status/image-missing.png:
Unrecognized image file format (gdk-pixbuf-error-quark, 3)

This is breaking various apps like viewnior, xfce4-power-manager,
causing firefox to crash when opening the file picker, making app
icons not appear, etc.

guix version b7e7744