Error trying to run on Lumen 7.2.2

[GotaloveCode]

Framework: Lumen 7.2.2
Error: Argument 1 passed to Symfony\Component\Process\Process::__construct() must be of the type array, string given, called in /testapp/ven dor/backup-manager/laravel/src/Lumen55ServiceProvider.php on line 89

Desciption: Above error occurs when trying to run php artisan.