Upgrade from 1.2.1 to 1.4 Error ldap-authorization

社内Redmine v1.4にアップデートしようとしてこの問題に遭遇した。解決策はあるんかな。

Hello, first of all, sorry for my english) After redmine upgrading from 1.2.1 to 1.4: (1. install bitnami stack 2. restore backup of mysql database 3. restore files directory, configs and plugins), i can't login to project and get this error in logs: Processing AccountController#login (for 172.172.172.45 at 2012-04-18 16:30:16) [POST] Parameters: {"action"=>"login", "back_url"=>"http%3A%2F%2F172.172.177.139%2Fredmine%2F", "controller"=>"account", "password"=>"[FILTERED]", "authenticity_token"=>"bTUIEsD/bDb4i5JUiF95vM=", "username"=>"user1"} NameError (undefined local variable or method `filter' for #<AuthSourceLdap:0x7fa3738c7d00>): app/models/auth_source_ldap.rb:72:in `ldap_filter' app/models/auth_source_ldap.rb:140:in `get_user_dn' app/models/auth_source_ldap.rb:47:in `authenticate' app/models/user.rb:141:in `try_to_login' app/controllers/account_controller.rb:151:in `pa...

Full article: http://www.redmine.org/boards/2/topics/30094?r=30114