A PHP Error was encountered

Severity: Notice

Message: Undefined variable: category_study_material_data

Filename: views/study_material_data_list.php

Line Number: 409

Backtrace:

File: /home/ishalabs-scripts/htdocs/scripts.ishalabs.com/quizzy/application/views/study_material_data_list.php
Line: 409
Function: _error_handler

File: /home/ishalabs-scripts/htdocs/scripts.ishalabs.com/quizzy/application/views/user/membership_view_list.php
Line: 46
Function: view

File: /home/ishalabs-scripts/htdocs/scripts.ishalabs.com/quizzy/application/controllers/Quiz_Controller.php
Line: 1085
Function: view

File: /home/ishalabs-scripts/htdocs/scripts.ishalabs.com/quizzy/index.php
Line: 354
Function: require_once