#63: upgrading to Rails 2.3 yields ArgumentError for dynamic finders

Solved!
Doing something like Post.find_by_title('something') yields something like: ArgumentError in WelcomeController#index wrong number of arguments (2 for 1) Application Trace | Framework Trace | Full Trace /opt/local/lib/ruby/gems/1.8/gems/activerecord-2.3...