问题描述

在我写好了后端代码之后，就一直启动不成功，爆出来这个错误，一直说什么，哪里哪里配置不行，哪里哪里没有注解，哪里哪里不一致等，我看了半天~

问题解决

原来是这里：

之前我没有加RestControlller的注解

加上之后：

数据显示啦！

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