Mapped Statements collection does not contain value

org.apache.ibatis.exceptions.PersistenceException:
### Error querying database. Cause: java.lang.IllegalArgumentException: Mapped Statements collection does not contain value for UserMapper.find
### Cause: java.lang.IllegalArgumentException: Mapped Statements collection does not contain value for UserMapper.find

 

 

 

<mapper namespace="name">与测试用类的调用方法不一致
列如

sqlSession.selectList("包名.name.方法");错误

sqlSession.selectList("name.方法");正确