hpricot.
[hpricot + Rails 3.1] ArgumentError (wrong number of arguments (1 for 0))
We have a known issue with hpricot + Rails 3.1, This is a known
caused by hpricot clobbering bundler's usage of String#to_xml.
Please downgrade and/or remove hpricot and track resolution
here:
https://github.com/hpricot/hpricot/issues/53
Our issue is here https://github.com/airbrake/airbrake/issues/24 ; which is caused by https://github.com/hpricot/hpricot/issues/53