An uncaught Exception was encountered

Type: Error

Message: Call to a member function result() on bool

Filename: /home/wwcasa/public_html/application/models/Modelempresas.php

Line Number: 33

Backtrace:

File: /home/wwcasa/public_html/application/controllers/Orcamentos.php
Line: 33
Function: carregarPorCategoria

File: /home/wwcasa/public_html/index.php
Line: 298
Function: require_once