diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index d52082562..f44c7e20b 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -377,8 +377,7 @@ func HandleTcpMessages() {
 			dao.UpdateEntity(db, printMsg, "Status")
 		Loop:
 			for {
-				select {
-				case data, _ := <-printMsgCallbackChan:
+				if data, _ := <-printMsgCallbackChan; data != "" {
 					changePrintMsg(data)
 					break Loop
 				}