运行springboot出现“A component required a bean of type...that could not be found“问题
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。
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问答
·
问题:
相关报错如下:
***************************
APPLICATION FAILED TO START
***************************Description:
A component required a bean of type 'org.com.mapper.UserMapper' that could not be found.
Action:Consider defining a bean of type 'org.com.mapper.UserMapper' in your configuration.
解决办法:
一:
查看导入的@Mapper是否正确
二:
1.给主类XXXApplication加注解@MapperScan("包名.mapper文件夹名")
2. pom.xml文件的build节点下加入如下代码:
<build>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
<include>**/*.yml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
<include>**/*.yml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
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