A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 0

Filename: product/productByCategoryList.php

Line Number: 87

Backtrace:

File: /home/labtronc/public_html/labtron.org/old/application/views/product/productByCategoryList.php
Line: 87
Function: _error_handler

File: /home/labtronc/public_html/labtron.org/old/application/controllers/Product.php
Line: 242
Function: view

File: /home/labtronc/public_html/labtron.org/old/application/controllers/Product.php
Line: 51
Function: product_by_category_list

File: /home/labtronc/public_html/labtron.org/old/index.php
Line: 315
Function: require_once