diff --git a/business/jxstore/event/event_tcp_utils.go b/business/jxstore/event/event_tcp_utils.go
index f60d335c8..40f0d8d85 100644
--- a/business/jxstore/event/event_tcp_utils.go
+++ b/business/jxstore/event/event_tcp_utils.go
@@ -127,7 +127,9 @@ func (t *TcpClient) delConn(key string) {
 	defer t.Unlock()
 
 	delete(t.Clients, key)
-	t.Clients[key].C.Close()
+	if t.Clients[key].C != nil {
+		t.Clients[key].C.Close()
+	}
 }
 
 func (t *TcpClient) addConn(c net.Conn, key string, status int) {