Hi Steven, Steven Roose writes: > Whenever I right click and "safe image as" or when I try to do a file > upload, firefox segfaults. > > > This is an excerpt trying to save google's logo to disk: > > > ** 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) Redirecting > call to abort() to mozalloc_abort Does this happen if you start firefox through `guix shell gdk-pixbuf librsvg -- firefox`? Best, -- Josselin Poiret