'解决前端联调测试微信公众号跳转页面报错的问题'

service-iot/service-iot-biz/src/main/java/com/usky/iot/controller/web/WeChatController.java

@@ -155,7 +155,7 @@ public class WeChatController {
                     String access_token = wxOAuth2AccessToken.getAccessToken();
                     System.out.println("openid:  "+openid);
                     LambdaQueryWrapper<MceMbuser> queryWrapper = Wrappers.lambdaQuery();
-                    queryWrapper.eq(MceMbuser::getOpenid,openid);
+                    queryWrapper.eq(MceMbuser::getOpenid,openid).last("LIMIT 1");
                     MceMbuser one = mceMbuserService.getOne(queryWrapper);
                     if(one != null){