框架：springboot技术：mybatis-plus运行时报错Unsatisfied dependency expressed through field解决办法或者原因一&#x

今天项目 springboot 1.* 升级到 2.0.4，以至于将 Mybatis-Plus 升级，springBoot 启动之后报错Unsatisfied dependency express

问题描述：使用MavenSpringBootMyBatisPlus测试报Unsatisfied dependency expressed through bean property ‘sqlSessionFactory

Bug场景：Unsatisfied dependency expressed through field ‘XXXService‘报出了SpringBoot的运行时异常。说明Spring容器没有扫描到bean导致

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name bookShopDao: Unsatisfied

SSM框架练手，mapper层Autowire创建bean怎么也不成功，报错：org.springframework.beans.factory.UnsatisfiedDep

报的错误org.springframework.beans.factory.UnsatisfiedDependencyException:org.springframework.beans.factory.UnsatisfiedDepen

异常信息：org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name xxx def

原因是数据库的配置文件写错了，没有给bean工厂写入参数。org.springframework.beans.factory.UnsatisfiedDependencyException: Error creatin

这是一个新建项目的目录结构在这里添加了一个userService的注入以后，就启动不了了根据报错信息来看，是没找到Mapper但是我检查了Mapper注解以及Application方法上添加了扫描

springBoot 启动之后报错Unsatisfied dependency expressed through field ‘baseMapper’框架：springbootmybatisplusshirothym

在进行Mybatis自动生成器的实验中出错，搞了半天才弄明白，在这里跟大家分享一下。项目报错如下：D:Javajdk-8u241binjava.exe "

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name com.wanakiko.springboot.

添加注解Autowiredprivate CacheManager cacheManager;报错，日志如下：2023-03-07 14:29:06.231WARN 10340 --- [

Unsatisfied dependency expressed through field ‘userMapper’; nested exception is org.springframework.beans.factory.NoSuc

Unsatisfied dependency expressed through field baseMapperspringboot 报错：Unsatisfied dependency expressed throu

原因分析：Error starting ApplicationContext. To display the auto-configuration report re-run your application with

pom.xml文件中有多个mybatis引用，只留下mybatis-plus-boot-starter一个包就可以了org.springframework.beans.factory.UnsatisfiedDepend

原因&#xff1a; mapper.xml中有返回值类型是实体类的&#xff0c;找不到该实体类例&#xff1a;<select id"getQualified" resultType&