|| lyxrc.print_command == "none";
break;
case LFUN_EXPORT:
- disable = !Exporter::IsExportable(buf, ev.argument);
+ disable = ev.argument != "custom"
+ && !Exporter::IsExportable(buf, ev.argument);
break;
case LFUN_UNDO:
disable = buf->undostack.empty();