diff --git a/ts/simulation/wayside/memory/wayside_simulation.go b/ts/simulation/wayside/memory/wayside_simulation.go
index 81bdaab..8455f45 100644
--- a/ts/simulation/wayside/memory/wayside_simulation.go
+++ b/ts/simulation/wayside/memory/wayside_simulation.go
@@ -286,7 +286,7 @@ func (s *VerifySimulation) HandleDynamicsTrainInfo(info *message.DynamicsTrainIn
 		return
 	}
 	train := trainData.(*state_proto.TrainState)
-	connType := train.Tcc.ConnState
+	connType := train.ConnState
 	//列车连接并且是半实物连接  date 2024-3-15
 	if connType.Conn && connType.ConnType == state_proto.TrainConnState_VOBC {
 		// 给半实物仿真发送速度
@@ -390,7 +390,7 @@ func (s *VerifySimulation) HandleSemiPhysicalTrainControlMsg(b []byte) {
 		if !train.Show { // 下线列车
 			return true
 		}
-		connState := train.Tcc.ConnState
+		connState := train.ConnState
 		if connState.Conn == true && connState.ConnType == state_proto.TrainConnState_VOBC {
 			trainId, err := strconv.Atoi(train.Id)
 			if err != nil {