A PHP Error was encountered

Severity: 8192

Message: Function mcrypt_create_iv() is deprecated

Filename: PseudoRandomString/McryptPseudoRandomStringGenerator.php

Line Number: 57

Backtrace:

File: /home/concrete/public_html/application/vendor/facebook/php-sdk-v4/src/Facebook/PseudoRandomString/McryptPseudoRandomStringGenerator.php
Line: 57
Function: _error_handler

File: /home/concrete/public_html/application/vendor/facebook/php-sdk-v4/src/Facebook/Helpers/FacebookRedirectLoginHelper.php
Line: 125
Function: getPseudoRandomString

File: /home/concrete/public_html/application/vendor/facebook/php-sdk-v4/src/Facebook/Helpers/FacebookRedirectLoginHelper.php
Line: 142
Function: makeUrl

File: /home/concrete/public_html/application/libraries/Facebook.php
Line: 268
Function: getLoginUrl

File: /home/concrete/public_html/application/views/login.php
Line: 116
Function: login_url

File: /home/concrete/public_html/application/controllers/Auth.php
Line: 235
Function: view

File: /home/concrete/public_html/index.php
Line: 292
Function: require_once