A PHP Error was encountered

Severity: Warning

Message: Undefined array key "user_id"

Filename: Admin/Admin.php

Line Number: 23

Backtrace:

File: /home/vetb.in/public_html/application/controllers/Admin/Admin.php
Line: 23
Function: _error_handler

File: /home/vetb.in/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: setcookie(): Passing null to parameter #2 ($value) of type string is deprecated

Filename: Session/Session_driver.php

Line Number: 132

Backtrace:

File: /home/vetb.in/public_html/application/controllers/Admin/Admin.php
Line: 32
Function: sess_destroy

File: /home/vetb.in/public_html/index.php
Line: 315
Function: require_once