Fatal error: Uncaught Error: Class "Illuminate\Tests\Integration\Generators\TestCase" not found in /home/neondra/www/vendor/laravel/framework/tests/Integration/Foundation/Console/OptimizeClearCommandTest.php:9 Stack trace: #0 {main} thrown in /home/neondra/www/vendor/laravel/framework/tests/Integration/Foundation/Console/OptimizeClearCommandTest.php on line 9