Fatal error: Uncaught Error: Interface "ParaTest\RunnerInterface" not found in /users/danielstruebig/www/familyhelper/vendor/brianium/paratest/src/WrapperRunner/WrapperRunner.php:46 Stack trace: #0 {main} thrown in /users/danielstruebig/www/familyhelper/vendor/brianium/paratest/src/WrapperRunner/WrapperRunner.php on line 46