problem with AR after update 2.0.2 -> 2.1.0

After updating from 2.0.2 to 2.1 I got this error when update data in
model

"wrong number of arguments (3 for 2)"
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:
2479:in `attributes_with_quotes'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:
2479:in `update_without_lock'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/locking/
optimistic.rb:70:in `update_without_dirty'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/dirty.rb:
137:in `update_without_callbacks'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
callbacks.rb:234:in `update_without_timestamps'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
timestamp.rb:38:in `update'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:
2472:in `create_or_update_without_callbacks'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
callbacks.rb:207:in `create_or_update'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:
2200:in `save_without_validation'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
validations.rb:901:in `save_without_dirty'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/dirty.rb:
75:in `save_without_transactions'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:106:in `save'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
connection_adapters/abstract/database_statements.rb:66:in
`transaction'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:79:in `transaction'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:98:in `transaction'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:106:in `save'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:118:in `rollback_active_record_state!'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/
transactions.rb:106:in `save'
/var/lib/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:
2262:in `update_attributes'
app/controllers/sections_controller.rb:42:in `create'

Any suggestion ?

solved
the problem was with bug in betternestedset plugin which was overdated
in my project
current version of this plugin is working fine