if (!colander_data->msg_iter) {
BT_LIB_LOGE_APPEND_CAUSE("Cannot create message iterator on "
"self component input port: %![port-]+p",
if (!colander_data->msg_iter) {
BT_LIB_LOGE_APPEND_CAUSE("Cannot create message iterator on "
"self component input port: %![port-]+p",