From 6efb1a670597d34c3db12e389f18b27aee4f0008 Mon Sep 17 00:00:00 2001
From: skiffer-git <44203734@qq.com>
Date: Tue, 7 Jun 2022 10:40:19 +0800
Subject: [PATCH] fix bug: v.MsgData == nil

---
 internal/msg_transfer/logic/online_history_msg_handler.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/internal/msg_transfer/logic/online_history_msg_handler.go b/internal/msg_transfer/logic/online_history_msg_handler.go
index fb5b33ce9..e42bbf22a 100644
--- a/internal/msg_transfer/logic/online_history_msg_handler.go
+++ b/internal/msg_transfer/logic/online_history_msg_handler.go
@@ -107,6 +107,10 @@ func (och *OnlineHistoryConsumerHandler) Run(channelID int) {
 				log.Debug(triggerID, "msg arrived channel", "channel id", channelID, msgList, msgChannelValue.userID, len(msgList))
 				for _, v := range msgList {
 					log.Debug(triggerID, "msg come to storage center", v.String())
+					if v.MsgData == nil {
+						log.NewWarn(triggerID, "msg come to storage center nil", v.String())
+						continue
+					}
 					isHistory := utils.GetSwitchFromOptions(v.MsgData.Options, constant.IsHistory)
 					isSenderSync := utils.GetSwitchFromOptions(v.MsgData.Options, constant.IsSenderSync)
 					if isHistory {