XBT_DEBUG("Min for other resources : %f", min);
- if(!strcmp(surf_network_model->name,"network NS3")){
+ if(surf_network_model->name && !strcmp(surf_network_model->name,"network NS3")){
// run until min or next flow
model_next_action_end = surf_network_model->model_private->share_resources(min);
XBT_DEBUG("Min for NS3 : %f", model_next_action_end);