org.springframework.http.converter.HttpMessageNotWritableException: No converter for [class com.lzy.common.core.config.Result] with preset Content-Type ‘application/octet-stream;charset=UTF-8’
转载：https://blog.csdn.net/u012377333/article/details/72263686
每次文件下载结束后都会报这个错误，其实不影响程序的运行
![No converter for [class XXX] with preset Content-Type ‘application/octet-stream；charset=UTF-8‘](https://img-blog.csdnimg.cn/e37f3322390a4810bcb6316104214012.png)
