Laravel error : No supported encrypter found. The cipher and / or key length are invalid.
Run in the software folder: php artisan key:generate
This command rewrited the .env file.
Laravel – No supported encrypter found. The cipher or key length are invalid. : https://www.devside.net/wamp-server/laravel-no-supported-encrypter-found-the-cipher-or-key-length-are-invalid
No supported encrypter found. The cipher and / or key length are invalid. : https://github.com/jadjoubran/laravel5-angular-material-starter/issues/60