public DataTable GetPurchaseRequisitionsApprovalListByWarehouse(string warehouseId) { PurchaseRequisitionDAL purchaseRequisition = new PurchaseRequisitionDAL(); try { LumexDBPlayer db = LumexDBPlayer.Start(); DataTable dt = purchaseRequisition.GetPurchaseRequisitionsApprovalListByWarehouse(warehouseId, db); db.Stop(); return dt; } catch (Exception) { throw; } finally { purchaseRequisition = null; } }