配置好代理服务器后，运行代理服务器 run 报错：
target controller is configured to "use recording Controller" but no such controller exists,ensure you add a Recording Controller as child of Thread Group node to start recording correctly
问题和场景如图：
解决：
花了我两分钟时间解决这个问题，希望能帮助以后遇到的测试战友们
如下修改目标控制器（target controller）即可，对于录制入门十分快速和简单
