Spring Boot报错Description: A component required a bean of type 'com.rsjs.mapper.UserMapper' that cou

最新推荐文章于 2024-03-10 12:33:32 发布

阳南ii

最新推荐文章于 2024-03-10 12:33:32 发布

阅读量1w

点赞数

CC 4.0 BY-SA版权

本文链接：https://blog.youkuaiyun.com/Arya2017/article/details/79389778

本文介绍如何在Spring Boot项目中解决找不到Mapper的问题。通过在启动类中使用@SpringBootApplication注解指定扫描包路径，并结合@MapperScan注解指定Mapper接口的位置，可以成功实现Mapper的自动扫描与注册。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

在启动类中加入

@SpringBootApplication(scanBasePackages = {"com.rsjs"})即可

之后又报错找不到UserMapper,

@MapperScan("com.rsjs.mapper")再加上这个注解就OK了

确定要放弃本次机会？

福利倒计时

: :

立减 ¥

普通VIP年卡可用

立即使用

阳南ii

关注关注

0
点赞
踩
0

收藏

觉得还不错? 一键收藏
2
评论
分享

复制链接

分享到 QQ

分享到新浪微博

扫一扫
举报

举报

了解前端理论：rscss和rsjs

10-16

rscss（Reasonable System for CSS Stylesheets）和rsjs（Reasonable System for JavaScript）就是其中的一套简洁且高效的前端开发规则和约定。通过推行以组件为中心的思考方式、合理的类命名规范和避免选择器冲突的...

rsjs:Web的模块加载器

05-16

前端模块加载器 ##示例 ##原理参看 ##配置如果请求的是跨域资源(比如从cdn服务器请求资源)，那么需要在静态服务器上进行一定的配置。详情，请参见wiki。...5.兼容seajs定义的模块（并不推荐在rsjs里使用seaj

2 条评论您还未登录，请先登录后发表或查看评论

SpringBoot A component required a bean of type ‘XXXX‘ that could not be found

ideal-lingyun

02-16

1703

SpringBoot A component required a bean of type 'XXXX' that could not be found

SpringBoot 项目启动报错A component required a bean of type ‘com.qingge.springboot.service.IPlantingAreaSer

最新发布

T_Y_F_的博客

03-10

1061

SpringBoot 项目启动报错A component required a bean of type 'com.qingge.springboot.service.IPlantingAreaSer

springboot启动报错A component required a bean of type ‘com.xxx.service.xxxService‘

shgzzd的博客

03-25

1万+

springboot启动报错A component required a bean of type ‘com.xxx.service.xxxService’ Description: A component required a bean of type 'com.zzd.service.UserService' that could not be found. Action: Consider defining a bean of type 'com.zzd.service.UserService

spring-boot启动提示A component required a bean of type ‘cn.*.SysPermissionMapper‘ that could not be foun

sxj的专栏

11-09

1万+

1、在spring-boot集成mybatis时候，当启动spring-boot候提示如下错误信息： Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2020-11-09 21:03:20.776 ERROR 5736 --- [ main] o.s.b.d.LoggingFailureAnalysisRe

运行springboot出现“A component required a bean of type...that could not be found“问题

weixin_68429349的博客

11-08

1万+

1.给主类XXXApplication加注解@MapperScan("包名.mapper文件夹名")查看导入的@Mapper是否正确。

Spring注入失败-Description: A component required a bean of type 'com.briup.apps.app02.dao.CourseMapp

lavendeyan的博客

06-09

2642

报错信息： *************************** APPLICATION FAILED TO START *************************** Description: A component required a bean of type 'com.briup.apps.app02.dao.CourseMapper' that could not be ...

Description: A component required a bean of type ‘XXXXXX‘ that could not be found.

qq_43481605的博客

12-04

2289

SpringCloud学习过程中遇到的小问题

SSB Node.js堆栈向Rust迁移：Neon模块的介绍与应用

最后，通过提及 "ssb-rsjs-master" 这个压缩包子文件的文件名称列表，我们可以推断出这是一个包含 SSB 项目中迁移工作相关内容的代码库或项目存储库。开发者可能需要查阅该存储库中的代码和文档，以获得如何逐步迁移...

rsjs: 探索前端模块化加载与兼容性解决方案

资源摘要信息:"rsjs:Web的模块加载器" 知识点: 1.前端模块加载器的定义及重要性: 前端模块加载器是一种可以让开发者以模块化的方式组织代码和资源的工具，它可以在运行时动态加载各个模块，解决传统依赖管理混乱的...

A component required a bean of type ‘XXX‘ that could not be found 解决办法

热门推荐

小狐狸和小兔子

10-16

6万+

springboot应用启动的时候，bean的加载扫描失败，错误信息如下A component required a bean of type 'XXX' that could not be found. *************************** APPLICATION FAILED TO START *************************** Description: A component required a bean of type 'com.littlefox.clo

Quartz使用错误A component required a bean named 'MyFirstJob' that could not be found

圣人男的博客

02-26

425

错误信息 *************************** APPLICATION FAILED TO START *************************** Description: A component required a bean named 'MyFirstJob' that could not be found. Action: Consider de...

A component required a bean of type ‘com.example...‘ that could not be found解决办法

Strange_程序员的的博客

08-07

2万+

启动工程后控制台报错显示A component required a bean of type ‘com.example.demo2.dao.AdminDao’ that could not be found. 解决办法：方法一：在每个mapper接口上添加上注解@Mapper 方法二：在Demo2Application.java文件中添加注解@Mapper Scan(“这里填入mapper接口的路径”) ...

Consider defining a bean of type ‘com.example.democrud.democurd.usermapper.DaoMapper‘ in your config

沉淀所学，分享所思，让热爱与成长同行。商务记录AI实战经验，助力开发者快速成长。热爱AI，希望做出有影响力的技术成果。技术点亮生活，分享连接价值与机会。专注AI落地实战，陪你走好技术每一步。

07-08

4208

我自己解决方式：在pom导入mybatis 注解在mapper 加入 @Mapper 也可加mapperscan（“mapper路径”）在启动类加入

SpringBoot启动报错Consider defining a bean of type ‘com.test.springmvc.dao.xx‘ in your configuration.

每天进步一点点...

11-26

1039

报错信息如下： Description: Field userDao in com.test.springmvc.service.impl.UserServiceImpl required a bean of type 'com.test.springmvc.dao.UserDao' that could not be found. The injection point has the following annotations: - @org.springframework.beans.facto

关于A component required a bean of type ‘mapper.UserDao‘ that could not bef

qq_47901630的博客

06-22

917

解决办法就是实体类没有扫描Mapper接口。

Spring boot无法注入service

y8056的博客

05-14

2672

在写作业时发现项目运行显示 Description: A component required a bean of type 'com.example.demo.service.impl. UserServiceimpl' that could not be found. Action: Consider defining a bean of type 'com.example.demo.service.impl.UserServiceimpl' in your configuration. 最后总