A PHP Error was encountered

Severity: Notice

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

Filename: views/xuite_single_post.php

Line Number: 22

Backtrace:

File: /var/www/html/xuite/application/views/xuite_single_post.php
Line: 22
Function: _error_handler

File: /var/www/html/xuite/application/controllers/Author.php
Line: 91
Function: view

File: /var/www/html/xuite/public/index.php
Line: 315
Function: require_once