[ANN] Rails 4.0.4.rc1 has been released!

Hi everyone,

I am happy to announce that Rails 4.0.4.rc1 has been released. This is a
bug fix release and
includes more than 290 commits.

If no regressions are found we will release 4.0.4 final this Friday, on
March 14, 2014.
If you find one, please open an Issue on GitHub and mention me
(@rafaelfranca) on it,
so that we can fix it before the final release.

CHANGES since 4.0.3

To view the changes for each gem, please read the changelogs on GitHub:

Full listing

To see the full list of changes, check out all the commits on


If you’d like to verify that your gem is the same as the one I’ve
please use these SHA-1 hashes:

450c2d673e35332e93f6ff8b79f5fc6a6c6c5494  actionmailer-4.0.4.rc1.gem
2632500a717450335f35dc46d45ea3bbad4a6c41  actionpack-4.0.4.rc1.gem
b8615f73e39c701295aa7e1c4131fdc03e05420a  activemodel-4.0.4.rc1.gem
8f3329e7daca46cdaf6472f917f159600a378412  activerecord-4.0.4.rc1.gem
1c6fa8c7cb04ed982cdd378890c543984cfd27f1  activesupport-4.0.4.rc1.gem
43118638bc24f2811d09d95a429667ac4bd7eb6d  rails-4.0.4.rc1.gem
ff6cb0a24ff6ebc79f2fca75134ccd65a6e1601c  railties-4.0.4.rc1.gem

I’d like to thank you all, every contributor who helped with this

Rafael Mendona Frana