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

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

個人的な備忘録

発生条件

$ composer install

$ php artisan
PHP Warning:  Uncaught ErrorException: require...
failed to open stream: No such file or directory in

解決法
参考
https://stackoverflow.com/questions/50840960/script-php-artisan-packagediscover-handling-the-post-autoload-dump-event-retur/50841337

$ cd laravel
$ rm -rf bootstrap/cache