Fatal error: Uncaught Error: Interface 'Hamcrest\SelfDescribing' not found in /home/erlt6724/public_html/repositories/mika-data/vendor/hamcrest/hamcrest-php/tests/Hamcrest/StringDescriptionTest.php:6 Stack trace: #0 {main} thrown in /home/erlt6724/public_html/repositories/mika-data/vendor/hamcrest/hamcrest-php/tests/Hamcrest/StringDescriptionTest.php on line 6