Spring之Error creating bean with name ‘xxxxController‘ Could not autowire field

最新推荐文章于 2022-03-20 18:08:32 发布

ikcross

最新推荐文章于 2022-03-20 18:08:32 发布

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分类专栏： Spring常见BUG 文章标签： spring

原文链接：https://blog.youkuaiyun.com/weixin_42204641/article/details/81153595

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本文记录了一次解决Spring Boot应用中Bean创建错误的过程。问题源于配置错误，解决方案包括检查Controller、Service、DAO层的注解以及确认相应包是否在扫描范围内。通过在spring-context配置文件中添加component-scan来修复问题。

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##本文只是为了记录一下自己所遇到的bug，并成功解决了哟
(＾Ｕ＾)ノ~ＹＯ

原因分析：错误创建Bean一定是配置出问题

解决方法：

1.检查controller层，service层，dao层有没有去添加注解

2.检查注解dao层，service层，controller层对应的包有没有添加进针对这些注解的包扫描中，如果没有就加上

// 找到spring-context的配置文件去添加如下
<context:component-scan base-package="xxxx.xxxx.xxxx.xxxx.service" />

转载: 两步教你解决 Error creating bean with name ‘xxxxController’ Could not autowire field 错误.

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