A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: products/pro_bycategory.php

Line Number: 7

Backtrace:

File: /home/thanhq0719/domains/thanhquyettoanaba.com/public_html/application/views/products/pro_bycategory.php
Line: 7
Function: _error_handler

File: /home/thanhq0719/domains/thanhquyettoanaba.com/public_html/application/controllers/Products.php
Line: 71
Function: view

File: /home/thanhq0719/domains/thanhquyettoanaba.com/public_html/index.php
Line: 315
Function: require_once