NoMethodError in User/roster linesController#index

undefined method `is_team_owner' for #<User::RosterLinesController:0x2dfcadd0>

RAILS_ROOT: D:/lifelogger/scp
Application Trace | Framework Trace | Full Trace

C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/callbacks.rb:178:in `send'
C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/callbacks.rb:178:in `evaluate_method'
C:/Ruby187/lib/ruby/gems/1.8/gems/activesupport-2.3.11/lib/active_support/callbacks.rb:166:in `call'
C:/Ruby187/lib/ruby/gems/1.8/gems/actionpack-2.3.11/lib/action_controller/filters.rb:225:in `call'
C:/Ruby187/lib/ruby/gems/1.8/gems/actionpack-2.3.11/lib/action_controller/filters.rb:629:in `run_before_filters'
C:/Ruby187/lib/ruby/gems/1.8/gems/actionpack-2.3.11/lib/action_controller/filters.rb:615:in `call_filters'
C:/Ruby187/lib/ruby/gems/1.8/gems/actionpack-2.3.11/lib/action_controller/filters.rb:638:in `run_before_filters'
D:/lifelogger/scp/app/controllers/authenticated_controller.rb:207:in `audit_user'

Request

Parameters:

{"format"=>"json",
 "period_id"=>"3001",
 "team_id"=>"2"}

Show session dump
Response

Headers:

{"P3P"=>"CP=\"IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT\"",
 "Content-Type"=>"",
 "Cache-Control"=>"no-cache"}