A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Link.php

Line Number: 49

Backtrace:

File: /var/www/vhosts/kuesio.id/httpdocs/application/controllers/Link.php
Line: 49
Function: _error_handler

File: /var/www/vhosts/kuesio.id/httpdocs/index.php
Line: 315
Function: require_once