Fatal error: Uncaught Error: Interface "Hamcrest\SelfDescribing" not found in /home/trombino/public_html/africa.trombino.org/vendor_/hamcrest/hamcrest-php/tests/Hamcrest/StringDescriptionTest.php:6 Stack trace: #0 {main} thrown in /home/trombino/public_html/africa.trombino.org/vendor_/hamcrest/hamcrest-php/tests/Hamcrest/StringDescriptionTest.php on line 6