diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index bf5de518d..a423d5a65 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -57,6 +57,7 @@ func (t *TcpClient) handleConn(c net.Conn) {
 		//看是心跳还是打印回调
 		data := hex.EncodeToString(buffer[:n])
 		if strings.Contains(string(buffer[0:n]), "print_no") { // 清理缓存
+			globals.SugarLogger.Debugf("=========buffer %s", string(buffer[0:n]))
 			param := struct {
 				PrintNo string `json:"print_no"`
 			}{}