message: fix for the problem
diff: @@ -1470,11 +1470,11 @@ namespace eosio {
  void big_msg_manager::bcast_transaction (const transaction_id_type & txnid,
  time_point_sec expiration,
  const packed_transaction& txn) {
  - connection_ptr skip;
  + connection_ptr skip = pending_txn_source;
  + pending_txn_source.reset();
  +
  for (auto ref = req_txn.begin(); ref != req_txn.end(); ++ref) {
  if (*ref == txnid) {
  - skip = pending_txn_source;
  - pending_txn_source.reset();
  req_txn.erase(ref);
  break;
  }
  