diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 580f769ad..d772ef63d 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -88,8 +88,9 @@ func handleConn(c net.Conn, t *TcpClient) error {
 			if err == io.EOF {
 				fmt.Println("connection close")
 			} else {
-				fmt.Println("ReadString err", err)
+				fmt.Println("ReadString err:", err)
 			}
+			globals.SugarLogger.Debugf("打印机连接错误:%v", err)
 			return err
 		}
 
@@ -129,7 +130,7 @@ func handleConn(c net.Conn, t *TcpClient) error {
 					//t.printFail()
 				}
 				changePrinterStatus(printNo, status)
-				// 暂时关闭心跳检测
+				// todo 暂时关闭心跳检测
 				//t.HandleCheckTcpHeart(printNo)
 				// todo 证明打印机已经被激活,将激活打印机存入数据库,保证用户不能无限制绑定打印机
 				if err := dao.NotExistsCreate(printNo); err != nil {