Question

SqlMapClient operation; uncategorized SQLException for SQL []; SQL state [null]; error code [0]; 错

org.springframework.jdbc.UncategorizedSQLException: SqlMapClient operation; uncategorized SQLException for SQL []; SQL state [null]; error code [0];
--- The error occurred in com/rxwy/Maintenance/entity/HardwareInformation.xml.
--- The error occurred while applying a result map.
--- Check the VHardwareInformation.findAllHardwareInformationView.
--- The error happened while setting a property on the result object.
--- Cause: net.sf.cglib.beans.BulkBeanException; nested exception is com.ibatis.common.jdbc.exception.NestedSQLException:
--- The error occurred in com/rxwy/Maintenance/entity/HardwareInformation.xml.
--- The error occurred while applying a result map.
--- Check the VHardwareInformation.findAllHardwareInformationView.
--- The error happened while setting a property on the result object.
--- Cause: net.sf.cglib.beans.BulkBeanException
这个问题怎么解决？xml和实体类已经对照数据库N次了发誓绝对没有问题

Answer 1

查询出的数据位NULL
然后在属性有get set 方法