Collision Between Ultrasphinx and TextMate Footnotes

If, when running in production, your Rails app throws the following error:

uninitialized constant Footnotes::Filter

You’re probably experiencing a collision between Rails’ initializer.rb file and Footnotes’ initializer.rb file.

The fix is detailed at the bottom of Searching a Ruby on Rails application with Sphinx and Ultrasphinx with the specific implementation details available via this github commit: 9bf8344b2d9ece09ff301dfc4e500e00fd46b9bc.