if (mc_reduce_kind == e_mc_reduce_dpor) {
MC_SET_MC_HEAP;
char *key = bprintf("%lu", saved_req->issuer->pid);
- xbt_dict_remove(first_enabled_state, key);
+ if(xbt_dict_get_or_null(first_enabled_state, key))
+ xbt_dict_remove(first_enabled_state, key);
xbt_free(key);
MC_SET_STD_HEAP;
}