An uncaught Exception was encountered

Type: Exception

Message: Session: Configured save path '/var/www/html/application/sessions' is not writable by the PHP process.

Filename: /var/www/html/system/libraries/Session/drivers/Session_files_driver.php

Line Number: 143

Backtrace:

File: /var/www/html/application/controllers/Masters.php
Line: 14
Function: __construct

File: /var/www/html/index.php
Line: 318
Function: require_once