A PHP Error was encountered

Severity: Notice

Message: file_get_contents(): Read of 8192 bytes failed with errno=21 Is a directory

Filename: addons/Ebook.php

Line Number: 284

Backtrace:

File: /var/www/html/lms/application/controllers/addons/Ebook.php
Line: 284
Function: file_get_contents

File: /var/www/html/lms/index.php
Line: 292
Function: require_once