Fatal error: Uncaught Error: Interface "Gedmo\Sluggable\Sluggable" not found in /home/gingerbrup/urban/vendor/gedmo/doctrine-extensions/tests/Gedmo/Sluggable/Fixture/Suffix.php:16 Stack trace: #0 {main} thrown in /home/gingerbrup/urban/vendor/gedmo/doctrine-extensions/tests/Gedmo/Sluggable/Fixture/Suffix.php on line 16