Fatal error: Uncaught Error: Interface "PHPUnit\TextUI\ResultPrinter" not found in D:\xampp\htdocs\dropifypro\vendor\nunomaduro\collision\src\Adapters\Phpunit\Printer.php:21 Stack trace: #0 {main} thrown in D:\xampp\htdocs\dropifypro\vendor\nunomaduro\collision\src\Adapters\Phpunit\Printer.php on line 21