A PHP Error was encountered

Severity: Notice

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

Filename: views/view_exam_details.php

Line Number: 13

Backtrace:

File: /home/fqjnrtadrw0z/public_html/spardhachaitra.co.in/application/views/view_exam_details.php
Line: 13
Function: _error_handler

File: /home/fqjnrtadrw0z/public_html/spardhachaitra.co.in/application/controllers/Exam.php
Line: 44
Function: view

File: /home/fqjnrtadrw0z/public_html/spardhachaitra.co.in/index.php
Line: 344
Function: require_once