Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /opt/bitnami/wordpress-rendytrendy/htdocs/wp-content/plugins/official-facebook-pixel_original/vendor/facebook/php-business-sdk/test/FacebookAdsTest/AbstractTestCase.php:36 Stack trace: #0 {main} thrown in /opt/bitnami/wordpress-rendytrendy/htdocs/wp-content/plugins/official-facebook-pixel_original/vendor/facebook/php-business-sdk/test/FacebookAdsTest/AbstractTestCase.php on line 36