A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: site/certificado-categoria.php

Line Number: 58

Backtrace:

File: /home/intercert/www/application/views/project/site/certificado-categoria.php
Line: 58
Function: _error_handler

File: /home/intercert/www/application/controllers/Certificado.php
Line: 43
Function: view

File: /home/intercert/www/index.php
Line: 319
Function: require_once