TRY {
smx_action_t comm = SIMIX_req_comm_isend(mailbox, t_simdata->message_size,
t_simdata->rate, task, sizeof(void *),
- NULL, NULL, 0);
+ NULL, NULL, NULL, 0);
#ifdef HAVE_TRACING
if (TRACE_is_enabled()) {
SIMIX_req_set_category(comm, task->category);