Fatal error: Uncaught Facebook\Exceptions\FacebookAuthenticationException: Error validating application. Application has been deleted. in /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/Exceptions/FacebookResponseException.php:106 Stack trace: #0 /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/FacebookResponse.php(210): Facebook\Exceptions\FacebookResponseException::create(Object(Facebook\FacebookResponse)) #1 /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/FacebookResponse.php(255): Facebook\FacebookResponse->makeException() #2 /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/FacebookResponse.php(82): Facebook\FacebookResponse->decodeBody() #3 /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/FacebookClient.php(224): Facebook\FacebookResponse->__construct(Object(Facebook\FacebookRequest), '{"error":{"mess...', 0, Array) #4 /data03/c80172 in /data03/c8017205/hosted/lacewingdesigns.co.uk/vendor/facebook/php-sdk-v4/src/Facebook/Exceptions/FacebookResponseException.php on line 106