A PHP Error was encountered

Severity: Notice

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

Filename: components/header.php

Line Number: 292

Backtrace:

File: /home/revofit/domains/revofitindia.com/public_html/application/views/front/components/header.php
Line: 292
Function: _error_handler

File: /home/revofit/domains/revofitindia.com/public_html/application/controllers/Gym.php
Line: 111
Function: view

File: /home/revofit/domains/revofitindia.com/public_html/index.php
Line: 315
Function: require_once