Laravel Passport Install error

[itsezc]

DB config (config/database.php)

    'connections' => [

        'arangodb' => [
            'name' => 'arangodb',
            'driver' => 'arangodb',
            'endpoint' => env('DB_ENDPOINT', 'tcp://localhost:8529'),
            'database' => env('DB_DATABASE'),
            'AuthUser' => env('DB_USERNAME'),
            'AuthPasswd' => env('DB_PASSWORD')
        ],

// ...

.env details are all correct

upon running php artisan passport:install --force

Encryption keys generated successfully.

   TypeError 

  Argument 1 passed to ArangoDBClient\Statement::__construct() must be an instance of ArangoDBClient\Connection, null given, called in .../app/vendor/laravel-freelancer-nl/aranguent/src/Connection.php on line 447

  at vendor/triagens/arangodb/lib/ArangoDBClient/Statement.php:255
    251|      *
    252|      * @param Connection $connection - the connection to be used
    253|      * @param array      $data       - statement initialization data
    254|      */
  > 255|     public function __construct(Connection $connection, array $data)
    256|     {
    257|         $this->_connection = $connection;
    258|         $this->_bindVars   = new BindVars();
    259| 

      +42 vendor frames 
  43  artisan:37
      Illuminate\Foundation\Console\Kernel::handle(Object(Symfony\Component\Console\Input\ArgvInput), Object(Symfony\Component\Console\Output\ConsoleOutput))