Submitting a change to a BigDecimal field via an in_place_editor results in the following error (using 1.2.1):
NoMethodError (undefined method `size' for #<BigDecimal:23edb4c,'0.1205E2',8(8)>):
/vendor/rails/actionpack/lib/action_controller/cgi_process.rb:227:in `set_content_length!'
/vendor/rails/actionpack/lib/action_controller/cgi_process.rb:186:in `out'
/vendor/rails/railties/lib/dispatcher.rb:41:in `dispatch'
/vendor/rails/railties/lib/fcgi_handler.rb:168:in `process_request'
/vendor/rails/railties/lib/fcgi_handler.rb:143:in `process_each_request!'
/vendor/rails/railties/lib/fcgi_handler.rb:109:in `with_signal_handler'
/vendor/rails/railties/lib/fcgi_handler.rb:142:in `process_each_request!'
/usr/local/lib/ruby/site_ruby/1.8/fcgi.rb:600:in `each_cgi'
/usr/local/lib/ruby/site_ruby/1.8/fcgi.rb:597:in `each_cgi'
/vendor/rails/railties/lib/fcgi_handler.rb:141:in `process_each_request!'
/vendor/rails/railties/lib/fcgi_handler.rb:55:in `process!'
/vendor/rails/railties/lib/fcgi_handler.rb:25:in `process!'
/Users/eric/rails/locallygrown/public/dispatch.fcgi:24