A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: site/pagina.php

Line Number: 3

Backtrace:

File: /home/superdiag/public_html/application/views/site/pagina.php
Line: 3
Function: _error_handler

File: /home/superdiag/public_html/application/controllers/Pagina.php
Line: 28
Function: view

File: /home/superdiag/public_html/index.php
Line: 299
Function: require_once