diff --git a/orte/util/nidmap.c b/orte/util/nidmap.c index cba8139224..799fea8764 100644 --- a/orte/util/nidmap.c +++ b/orte/util/nidmap.c @@ -599,7 +599,8 @@ int orte_util_encode_nodemap(opal_buffer_t *buffer) opal_output_verbose(5, orte_nidmap_output, "%s CONTINUE TOPOLOGY RANGE (%d) WITH NODE %s: %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), - tp->cnt, nptr->name, tp->t->sig); + tp->cnt, nptr->name, + (NULL == tp->t) ? "N/A" : tp->t->sig); } else { /* need to start another range */ tp = OBJ_NEW(orte_regex_range_t);