fix

services/wx_category_template_msg.go

@@ -322,6 +322,9 @@ func SendMfyxActivityBeginMsgMeeting(cont context.Context) (err error) {
 		}
 		keywords := []string{utils.TruncateActivityNameString(v.ActivityName), v.ActivityTime}
 
+		if len(openIdArr) == 0 {
+			return
+		}
 		sendInfo := new(SendWxCategoryTemplate)
 		sendInfo.Keywords = keywords
 		sendInfo.TemplateId = utils.WxMsgCategoryTemplateIdArticleUserRemind