Com. ibatis. common. jdbc. exception. NestedSQLException:
--- The error occurred while applying a parameter map.
--- Check the CheckErrorDetail. getDeviceErrorDetailCount-InlineParameterMap.
--- Check the results (failed to retrieve results ).
--- Cause: java. SQL. SQLException: Connection has already been closed.
At com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.exe cuteQueryWithCallback (GeneralStatement. java: 185)
At com.ibatis.sqlmap.engine.mapping.statement.GeneralStatement.exe cuteQueryForObject (GeneralStatement. java: 104)
At com. ibatis. sqlmap. engine. impl. SqlMapExecutorDelegate. queryForObject (SqlMapExecutorDelegate. java: 568)
At com. ibatis. sqlmap. engine. impl. SqlMapExecutorDelegate. queryForObject (SqlMapExecutorDelegate. java: 543)
At com. ibatis. sqlmap. engine. impl. SqlMapSessionImpl. queryForObject (SqlMapSessionImpl. java: 106)
At com. ibatis. sqlmap. engine. impl. SqlMapClientImpl. queryForObject (SqlMapClientImpl. java: 83)
At com. comtop. product. component. simpleorm. dao. SimpleORMDAO. getObject (SimpleORMDAO. java: 145)