Caused by: java.sql.SQLException: Operation not allowed after ResultSet closed

1、错误描述

Caused by: java.sql.SQLException: Operation not allowed after ResultSet closed
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1074)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:988)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:974)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:919)
	at com.mysql.jdbc.ResultSetImpl.checkClosed(ResultSetImpl.java:803)
	at com.mysql.jdbc.ResultSetImpl.next(ResultSetImpl.java:6985)
	at base.dao.impl.BaseDaoImpl.doMapResult(BaseDaoImpl.java:402)
	at base.dao.impl.BaseDaoImpl.access$0(BaseDaoImpl.java:385)
	at base.dao.impl.BaseDaoImpl$2.execute(BaseDaoImpl.java:186)
	at base.dao.impl.BaseDaoImpl$2.execute(BaseDaoImpl.java:1)
	at org.hibernate.jdbc.WorkExecutor.executeReturningWork(WorkExecutor.java:72)
	at org.hibernate.internal.SessionImpl$3.accept(SessionImpl.java:2052)
	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.coordinateWork(JdbcCoordinatorImpl.java:313)
	... 84 more

2、错误原因

      由错误提示可知，由于结果集关闭，操作不能进行

3、解决办法