Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/slsparamedicalco/public_html/vendor/facebook/php-sdk-v4/tests/HttpClients/AbstractTestHttpClient.php:3 Stack trace: #0 /home/slsparamedicalco/public_html/vendor/facebook/php-sdk-v4/tests/HttpClients/FacebookGuzzleHttpClientTest.php(3): require_once() #1 {main} thrown in /home/slsparamedicalco/public_html/vendor/facebook/php-sdk-v4/tests/HttpClients/AbstractTestHttpClient.php on line 3