followed the steps but...

[joaomilho]

012-01-27T17:30:43+00:00 app[web.1]: >> Thin web server (v1.2.6 codename Crazy Delicious)
2012-01-27T17:30:43+00:00 app[web.1]: >> Maximum connections set to 1024
2012-01-27T17:30:43+00:00 app[web.1]: >> Listening on 0.0.0.0:13721, CTRL+C to stop
2012-01-27T17:35:02+00:00 app[web.1]: !! Unexpected error while processing request: no such file to load -- init
2012-01-27T17:35:02+00:00 heroku[router]: Error H13 (Connection closed without response) -> GET meivox-integrity.heroku.com/ dyno=web.1 queue= wait= service= status=503 bytes=
2012-01-27T17:35:02+00:00 app[web.1]: !! Unexpected error while processing request: no such file to load -- init
2012-01-27T17:35:02+00:00 heroku[router]: Error H13 (Connection closed without response) -> GET meivox-integrity.heroku.com/favicon.ico dyno=web.1 queue= wait= service= status=503 bytes=

I'm really really sure init.rb is commited and pushed to heroku. Any idea?