A PHP Error was encountered

Severity: Warning

Message: fopen(/tmp/ci_session021fc4d39f5cdaff26657b4f92246be80b9be8b1): failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 174

Backtrace:

File: /home/acmgcchennai/public_html/AQAR-2022-23/application/controllers/Welcome.php
Line: 6
Function: __construct

File: /home/acmgcchennai/public_html/AQAR-2022-23/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /tmp)

Filename: Session/Session.php

Line Number: 143

Backtrace:

File: /home/acmgcchennai/public_html/AQAR-2022-23/application/controllers/Welcome.php
Line: 6
Function: __construct

File: /home/acmgcchennai/public_html/AQAR-2022-23/index.php
Line: 315
Function: require_once

Mar Gregorios college

7.1.2 Alternate source of Energy