Your icons.svg seems up to date. I think I know what's going on: gtk_icon_theme_load_icon never returns NULL, it loads the "missing image" instead, so actually there is no fallback. Testing fix.
Your icons.svg seems up to date. I think I know what's going on: gtk_icon_ theme_load_ icon never returns NULL, it loads the "missing image" instead, so actually there is no fallback. Testing fix.