Exception in thread "main" org.apache.ibatis.binding.BindingException: Type interface com.test.bean.groupMapper is not known to the MapperRegistry.

Exception in thread "main" org.apache.ibatis.binding.BindingException: Type interface com.test.bean.groupMapper is not known to the MapperRegistry.
    at org.apache.ibatis.binding.MapperRegistry.getMapper(MapperRegistry.java:47)
    at org.apache.ibatis.session.Configuration.getMapper(Configuration.java:745)
    at org.apache.ibatis.session.defaults.DefaultSqlSession.getMapper(DefaultSqlSession.java:292)

解决办法，逆工程没有添加对应的映射包路径，加好就可以了，mybatis.xml中添加

  <!-- 映射文件方式1，一个一个的配置
        <mapper resource="cn/thinknovo/pojo/UserMapper.xml"/>-->
        <!-- 映射文件方式2，自动扫描包内的Mapper接口与配置文件 -->
        <package name="com/test/pojo"/>
        <package name="com/test/bean"/>