Fatal error: Uncaught Facebook\Exceptions\FacebookSDKException: Required "app_id" key not supplied in config and could not find fallback environment variable "FACEBOOK_APP_ID" in /www/wwwroot/kwebby.com/core/library/facebook/Facebook.php:139 Stack trace: #0 /www/wwwroot/kwebby.com/core/controllers/facebook.php(38): Facebook\Facebook->__construct() #1 /www/wwwroot/kwebby.com/core/app.php(158): require('/www/wwwroot/kw...') #2 /www/wwwroot/kwebby.com/index.php(24): require('/www/wwwroot/kw...') #3 {main} thrown in /www/wwwroot/kwebby.com/core/library/facebook/Facebook.php on line 139