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/pennsdental/public_html/dental/application/controllers/Login.php
Line: 202
Function: sess_destroy

File: /home/pennsdental/public_html/dental/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/pennsdental/public_html/dental/system/core/Exceptions.php:271)

Filename: Session/Session_driver.php

Line Number: 132

Backtrace:

File: /home/pennsdental/public_html/dental/application/controllers/Login.php
Line: 202
Function: sess_destroy

File: /home/pennsdental/public_html/dental/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/pennsdental/public_html/dental/system/core/Exceptions.php:271)

Filename: helpers/url_helper.php

Line Number: 561

Backtrace:

File: /home/pennsdental/public_html/dental/application/controllers/Login.php
Line: 203
Function: redirect

File: /home/pennsdental/public_html/dental/index.php
Line: 315
Function: require_once