diff --git a/business/partner/im/im.go b/business/partner/im/im.go
index 389eb6161..0844629d1 100644
--- a/business/partner/im/im.go
+++ b/business/partner/im/im.go
@@ -277,6 +277,9 @@ func PushMsgByCid(vendorStoreID string, vendorID int, msg string) error {
 // SetMessageDetail 赋值
 //格式 AppID:AppPoiCode:1:OpenUserID
 func SetMessageDetail(req *JXMsg, vendorID int, elmAppID string) error {
+	if req == nil {
+		return nil
+	}
 	//生成京西消息ID detail
 	msgID := GenMsgDetailID(req, vendorID, elmAppID)
 	data, _ := json.Marshal(req)