--- a/ui/gtk/list.c Sun Jul 13 08:55:17 2025 +0200 +++ b/ui/gtk/list.c Sun Jul 13 11:02:45 2025 +0200 @@ -2008,7 +2008,11 @@ void *elm = list->first(list); while(elm) { UiSubListItem item = { NULL, NULL, NULL, NULL, NULL, NULL }; - listbox->getvalue(list, sublist->userdata, elm, index, &item, listbox->getvaluedata); + if(listbox->getvalue) { + listbox->getvalue(list, sublist->userdata, elm, index, &item, listbox->getvaluedata); + } else { + item.label = strdup(elm); + } // create listbox item GtkWidget *row = create_listbox_row(listbox, sublist, &item, (int)index);