A PHP Error was encountered

Severity: Notice

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

Filename: marcas/index.php

Line Number: 12

Backtrace:

File: /var/www/power.com.pe/application/views/marcas/index.php
Line: 12
Function: _error_handler

File: /var/www/power.com.pe/application/controllers/Productos.php
Line: 31
Function: view

File: /var/www/power.com.pe/index.php
Line: 315
Function: require_once