NoMethodError: undefined method `encrypted_attribute_iv'

[railsfans]

i use you gem in my rails project; however meet some problems;
first i generate user model by type 'rails g model user encrypted_password:string' command; then modify user.rb configure by add attr_encrypted :user, :key => "12345678912345678912345678914712123456"; last i start rails console and type 'user=User.new; user.password=123' command and console throw such error NoMethodError: undefined method `encrypted_password_iv', appreciate for your help

[hjoseph96]

You've gotta create that column in the db for every encrypted field.