A PHP Error was encountered

Severity: Notice

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

Filename: page/list_halaman_doc.php

Line Number: 6

Backtrace:

File: /var/www/p4mpnl/public_html/application/views/page/list_halaman_doc.php
Line: 6
Function: _error_handler

File: /var/www/p4mpnl/public_html/application/controllers/Menu.php
Line: 9
Function: view

File: /var/www/p4mpnl/public_html/index.php
Line: 316
Function: require_once