diff --git a/handler/tool.go b/handler/tool.go
index a0e553f..27622c9 100644
--- a/handler/tool.go
+++ b/handler/tool.go
@@ -175,7 +175,7 @@ func subscribeAndHandleMessagesV3(ws *websocket.Conn, device_id int) {
 				if err != nil {
 					log.Printf("img encode err:%v", err)
 					worker.SetRedisSetRemove(online_conn_key, con_id)
-					goto end
+					break
 				}
 				buf1 := buf.GetBytes()
 
@@ -183,7 +183,7 @@ func subscribeAndHandleMessagesV3(ws *websocket.Conn, device_id int) {
 				if err2 != nil {
 					log.Printf("send message to client err:%v", err2)
 					worker.SetRedisSetRemove(online_conn_key, con_id)
-					goto end
+					break
 				}
 				c = count
 				err4 := img.Close()
@@ -198,7 +198,9 @@ func subscribeAndHandleMessagesV3(ws *websocket.Conn, device_id int) {
 				if err != nil {
 					log.Printf("Connection check failed:%v", err)
 					worker.SetRedisSetRemove(online_conn_key, con_id)
-					goto end
+					break
+				} else {
+					log.Printf("Connection check success")
 				}
 			}
 		}
@@ -206,7 +208,6 @@ func subscribeAndHandleMessagesV3(ws *websocket.Conn, device_id int) {
 		t_count++
 	}
 
-end:
 	// 查看是否还有其他连接，没有则设置 is_play 为 0
 	if worker.IsContainKey(online_conn_key) == false {
 		worker.SetRedisWithExpire(strconv.Itoa(device_id)+"_is_play", "1", time.Minute*5)
diff --git a/service/tool.go b/service/tool.go
index 5cc6e77..6431fe6 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -167,6 +167,8 @@ func GetDeviceCurrentFrameV3(deviceId int) (gocv.Mat, int) {
 	}
 	//查看地址
 	log.Printf("frame:%p,Device1CurrentFrame:%p,Device50CurrentFrame:%p\n", &frame, &Device1CurrentFrame, &Device50CurrentFrame)
+	//查看帧状态
+	log.Printf("frame:%v,Device1CurrentFrame:%v,Device50CurrentFrame:%v\n", frame.Empty(), Device1CurrentFrame.Empty(), Device50CurrentFrame.Empty())
 	return frame, frame_count
 }
 func GetDeviceCurrentFrame(deviceId int) (gocv.Mat, int) {