rackspace with laravel 5

I try to upload files to rackspace using laravel 5 and it gives me this error

ClientErrorResponseException in BadResponseException.php line 43: Client error response Not Found [url] http://ift.tt/1Q43v2e

I use the main documentation of laravel 5 http://ift.tt/1Lfo0K7

via Chebli Mohamed