查看target包下面有没有UsersMapper.xml文件,没有的话则需导入<build>
在pom.xml配置文件:(提醒一下我的已经在父pom.xml下已经导入过了,但在子pom.xml包下还是引入不了折腾了我很久,建议大家在子包下也要引入<build>)
<build> <resources> <resource> <directory>src/main/java</directory> <filtering>false</filtering> <includes> <include>**/*.xml</include> </includes> </resource> <resource> <directory>src/main/resources</directory> <filtering>true</filtering> </resource> </resources> </build>