diff --git a/internal/msg_transfer/logic/persistent_msg_handler.go b/internal/msg_transfer/logic/persistent_msg_handler.go
index c50a4f25b..338cc2606 100644
--- a/internal/msg_transfer/logic/persistent_msg_handler.go
+++ b/internal/msg_transfer/logic/persistent_msg_handler.go
@@ -75,6 +75,8 @@ func (pc *PersistentConsumerHandler) ConsumeClaim(sess sarama.ConsumerGroupSessi
 		log.NewDebug("", "kafka get info to mysql", "msgTopic", msg.Topic, "msgPartition", msg.Partition, "msg", string(msg.Value), "key", string(msg.Key))
 		if len(msg.Value) != 0 {
 			pc.msgHandle[msg.Topic](msg, string(msg.Key), sess)
+		} else {
+			log.Error("", "msg get from kafka but is nil", msg.Key)
 		}
 		sess.MarkMessage(msg, "")
 	}