Getting error with php artisan serve command

I have recently installed Laravel. Getting this error while entering this command:

php artisan serve 

Warning: require(/Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/../vendor/autoload.php): failed to open stream: No such file or directory in /Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/autoload.php on line 17 PHP Fatal error: require(): Failed opening required '/Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/../vendor/autoload.php' (include_path='.:/Applications/XAMPP/xamppfiles/lib/php') in /Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/autoload.php on line 17

Fatal error: require(): Failed opening required '/Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/../vendor/autoload.php' (include_path='.:/Applications/XAMPP/xamppfiles/lib/php') in /Applications/XAMPP/xamppfiles/share/openssl/php_ide/bootstrap/autoload.php on line 17 MacBooks-MacBook-Pro:php_ide macbookpro$

via Chebli Mohamed