laravel 5.8.* installation failed

When I run a clean install laravel 5.8 get an error

Laravel version 5.7 is installed without problems. Does anyone know how to fix it?

Generating optimized autoload files

Illuminate\Foundation\ComposerScripts::postAutoloadDump @php artisan package:discover --ansi PHP Fatal error: Uncaught ReflectionException: Class config does not exist in /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php:790 Stack trace:

0 /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php(790): ReflectionClass->__construct('config')

1 /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php(667): Illuminate\Container\Container->build('config')

2 /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php(615): Illuminate\Container\Container->resolve('config', Array)

3 /home/projects/test/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(767): Illuminate\Container\Container->make('config', Array)

4 /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php(1225): Illuminate\Foundation\Application->make('config')

5 /home/projects/test/vendor/laravel/framework/src/Illuminate/Log/LogManager.php(417): Illuminate\Container\Container->offsetGet('config')

6 /h in /home/projects/test/vendor/laravel/framework/src/Illuminate/Container/Container.php on line 790

Script @php artisan package:discover --ansi handling the post-autoload-dump event returned with error code 255

via Chebli Mohamed