在物料列表按照导入模板导出物料时出现以下错误

Server stack trace:
at Oracle.DataAccess.Client.OracleException.HandleErrorHelper(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, OpoSqlValCtx* pOpoSqlValCtx, Object src, String procedure, Boolean bCheck)
at Oracle.DataAccess.Client.OracleCommand.ExecuteReader(Boolean requery, Boolean fillRequest, CommandBehavior behavior)
at Oracle.DataAccess.Client.OracleCommand.ExecuteDbDataReader(CommandBehavior behavior)
at Kingdee.BOS.App.Data.AbstractDatabase.ExecuteReader(DbCommand command, IEnumerable`1 paramList, CommandBehavior cmdBehavior)
at Kingdee.BOS.App.Data.DBUtils.ExecuteReader(Context ctx, String strSQL, IEnumerable`1 paramList, CommandType cmdtype, CommandBehavior cmdBehavior)
at Kingdee.BOS.App.Data.DBUtils.ExecuteReader(Context ctx, String strSQL, IEnumerable`1 paramList, CommandType cmdtype)
at Kingdee.BOS.App.Data.DataReaderEnumerable`1.Enumerator.MoveNext()
at System.Linq.Enumerable.WhereSelectEnumerableIterator`2.MoveNext()
at System.Linq.Buffer`1..ctor(IEnumerable`1 source)
at System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)
at Kingdee.BOS.App.Core.BusinessDataReader.LoadPkValues(BusinessInfo businessInfo, OQLFilter oFilter)
at Kingdee.BOS.App.Core.BusinessDataReader.Load(BusinessInfo businessInfo, List`1 selector, OQLFilter oFilter)
Exception rethrown at [0]:
at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
at Kingdee.BOS.Contracts.IViewService.Load(Context ctx, String formid, List`1 selector, OQLFilter ofilter)
at Kingdee.BOS.ServiceHelper.BusinessDataServiceHelper.Load(Context ctx, String formid, List`1 selector, OQLFilter ofilter)
at Kingdee.BOS.Model.DynamicForm.DynamicFormModel.CreateBusinessObject(String[] ids)
at Kingdee.BOS.Model.List.ListModel.CreateBusinessObject(String[] ids)
at Kingdee.BOS.Model.DynamicForm.DynamicFormModel.GetBizObjects(String[] ids)
at Kingdee.BOS.Model.DynamicForm.DynamicFormModel.FuncPermissionAuth(String[] ids, String strPermissionItemId, String strFuncName, Boolean bUseFilterScope)
at Kingdee.BOS.Business.Bill.Operation.ExportDataByImportTemplate.GetExportData()
at Kingdee.BOS.Business.Bill.Operation.ExportDataByImportTemplate.ExportDataForExcel()
at Kingdee.BOS.Business.Bill.Operation.ExportDataByImportTemplate.DoExportData()
at Kingdee.BOS.Business.Bill.Operation.ExportDataByImportTemplate.<>c__DisplayClass6.b__1()