ArgumentError on Redmine 3.1.0

[Son-kun]

I know, this plugin is for 2.X, but maybe you can help :)

After install, reboot and configure I wanted go to Todo bookmark in project. Then I get 500 - Internal error.

ArgumentError (Unknown key: :order. Valid keys are: :class_name, :anonymous_class, :foreign_key, :validate, :autosave, :table_name, :before_add, :after_add, :before_remove, :after_remove, :extend, :primary_key, :dependent, :as, :through, :source, :source_type, :inverse_of, :counter_cache, :join_table, :foreign_type): lib/redmine/sudo_mode.rb:63:in 'sudo_mode'

[haslinger]

I'm running the plugin with 3.1 without any problems.

Could you please provide the full stack trace from the log?

[Son-kun]

This is all from log. That error dont generate stack trace.

[haslinger]

Maybe the is a connection with the Ruby version. I'm on 2.1.5 here

[Son-kun]

I'm using 2.2.1.