A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'Total' of non-object

Filename: pages/sale.php

Line Number: 90

Backtrace:

File: /home4/mlongvn/nnshop.vn/application/views/pages/sale.php
Line: 90
Function: _error_handler

File: /home4/mlongvn/nnshop.vn/application/controllers/Sale.php
Line: 42
Function: view

File: /home4/mlongvn/nnshop.vn/index.php
Line: 315
Function: require_once