mongoid/mongoid — Issue #1663: 2.3.3 to 2.4.3 upgrade gives error wrong number of arguments (1 for 0) "attribute_changed?"
Author: dwaynemac
Created: 2012-02-01 04:55:03+00:00
State: open

ArgumentError:
wrong number of arguments (1 for 0)
# (eval):5:in `attribute_changed?'
# (eval):2:in `_id='