A PHP Error was encountered

Severity: 8192

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

Filename: Authentication/OAuth2Client.php

Line Number: 146

Backtrace:

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/libraries/Facebook-php-sdk/Authentication/OAuth2Client.php
Line: 146
Function: http_build_query

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/libraries/Facebook-php-sdk/Helpers/FacebookRedirectLoginHelper.php
Line: 128
Function: getAuthorizationUrl

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/libraries/Facebook-php-sdk/Helpers/FacebookRedirectLoginHelper.php
Line: 142
Function: makeUrl

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/libraries/Facebook.php
Line: 133
Function: getLoginUrl

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/controllers/Login.php
Line: 40
Function: login_url

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/index.php
Line: 318
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home1/cleuzonv/kenznow.com/kenznow-bridge/students/system/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/application/controllers/Login.php
Line: 40
Function: redirect

File: /home1/cleuzonv/kenznow.com/kenznow-bridge/students/index.php
Line: 318
Function: require_once