A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Hauth.php

Line Number: 45

Backtrace:

File: /home/compliance123/public_html/application/controllers/Hauth.php
Line: 45
Function: _error_handler

File: /home/compliance123/public_html/index.php
Line: 316
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/compliance123/public_html/system/core/Exceptions.php:271)

Filename: Hybrid/Auth.php

Line Number: 366

Backtrace:

File: /home/compliance123/public_html/application/vendor/hybridauth/hybridauth/hybridauth/Hybrid/Auth.php
Line: 366
Function: header

File: /home/compliance123/public_html/application/vendor/hybridauth/hybridauth/hybridauth/Hybrid/Provider_Adapter.php
Line: 193
Function: redirect

File: /home/compliance123/public_html/application/vendor/hybridauth/hybridauth/hybridauth/Hybrid/Auth.php
Line: 230
Function: login

File: /home/compliance123/public_html/application/controllers/Hauth.php
Line: 54
Function: authenticate

File: /home/compliance123/public_html/index.php
Line: 316
Function: require_once