diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index d051cabd8..539bc3fe5 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -226,6 +226,7 @@ func (t *TcpClient) HandleCheckTcpHeart(key string) {
 				if time.Now().Sub(t.getPrintStatusTime(key)) > time.Minute+time.Second*2 {
 					changePrinterStatus(key, printerStatusOffline)
 					if t.isExist(key) {
+						globals.SugarLogger.Debugf("HandleCheckTcpHeart del key,%v", key)
 						t.clear(key)
 						return
 					}
diff --git a/business/jxstore/event/event_tcp_utils.go b/business/jxstore/event/event_tcp_utils.go
index faf24c101..81fdc0d34 100644
--- a/business/jxstore/event/event_tcp_utils.go
+++ b/business/jxstore/event/event_tcp_utils.go
@@ -227,7 +227,7 @@ func (t *TcpClient) isExist(key string) bool {
 func (t *TcpClient) setPrintStatus(key string, status int) {
 	t.Lock()
 	defer t.Unlock()
-	if t.isExist(key) {
+	if t.Clients[key] != nil {
 		t.Clients[key].Status = status
 		t.Clients[key].StatusTime = time.Now()
 	}