A PHP Error was encountered

Severity: Warning

Message: Creating default object from empty value

Filename: models/Front_model.php

Line Number: 1793

Backtrace:

File: /home/mnactec/www/application/models/Front_model.php
Line: 1793
Function: _error_handler

File: /home/mnactec/www/application/controllers/Museum.php
Line: 451
Function: get_museum_room

File: /home/mnactec/www/index.php
Line: 303
Function: require_once

- Museu de la Ciència i la Tècnica de Catalunya