That message is coming from appstream-glib, somewhere around here: https://github.com/hughsie/appstream-glib/blob/843caabdeca6ae15f400f38536bc666340c30465/libappstream-glib/as-store.c#L2329
I would recommend to start out with trying a newer appstream-glib to see if that helps.
That message is coming from appstream-glib, somewhere around here: https:/ /github. com/hughsie/ appstream- glib/blob/ 843caabdeca6ae1 5f400f38536bc66 6340c30465/ libappstream- glib/as- store.c# L2329
I would recommend to start out with trying a newer appstream-glib to see if that helps.