Backtrace from fatal error 'Facebook\FacebookApp implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary)' at /home/memorize/public_html/app/hybridauth/Hybrid/thirdparty/Facebook/FacebookApp.php 29:

  1. /home/memorize/public_html/index.php 12 calling application_task()
  2. /home/memorize/public_html/app/application.php 8 calling take_action()
  3. /home/memorize/public_html/app/user.task.php 73 calling hybrid_process()
  4. /home/memorize/public_html/app/user.task.php 455 calling authenticate()
  5. /home/memorize/public_html/app/hybridauth/Hybrid/Auth.php 229 calling setup()
  6. /home/memorize/public_html/app/hybridauth/Hybrid/Auth.php 277 calling factory()
  7. /home/memorize/public_html/app/hybridauth/Hybrid/Provider_Adapter.php 101 calling __construct()
  8. /home/memorize/public_html/app/hybridauth/Hybrid/Provider_Model.php 102 calling initialize()
  9. /home/memorize/public_html/app/hybridauth/Hybrid/Providers/Facebook.php 63 calling __construct()
  10. /home/memorize/public_html/app/hybridauth/Hybrid/thirdparty/Facebook/Facebook.php 145 calling {closure}()
  11. /home/memorize/public_html/app/hybridauth/Hybrid/thirdparty/Facebook/autoload.php 79 calling require()