surf_action_new(sizeof(s_surf_action_network_GTNETS_t), size,
surf_network_model, 0);
+#ifdef HAVE_TRACING
action->last_remains = 0;
+#endif
/* Add a flow to the GTNets Simulation, associated to this action */
if (gtnets_create_flow(src, dst, size, (void *) action) < 0) {