pickle-error

ree-1.8.7-2010.01 [~/rails_apps/automation (pyrite)⚡] ➔ bundle exec cucumber features/campaigns.feature -t @user-roles -f pretty -b
Using the default profile...
Feature: Creating and managing campaigns
  In order manage campaigns
  As a Vendor user
  I want to create, manage and send campaigns requisition to clients

  @user-roles
  Scenario: User with roles                     # features/campaigns.feature:31
    Given a user with role: vendor_admin exists # features/step_definitions/user_session_steps.rb:29
      can't convert Array into String (TypeError)
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/parser.rb:43:in `parse_model'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/session.rb:125:in `send'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/session.rb:125:in `method_missing'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/session.rb:72:in `created_model'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/session.rb:90:in `model'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/pickle-0.2.8/lib/pickle/session.rb:100:in `model!'
      /Users/millisami/rails_apps/automation/features/step_definitions/user_session_steps.rb:31
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/core_ext/instance_exec.rb:48:in `instance_exec'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/core_ext/instance_exec.rb:48:in `cucumber_instance_exec'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/core_ext/instance_exec.rb:69:in `cucumber_run_with_backtrace_filtering'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/core_ext/instance_exec.rb:36:in `cucumber_instance_exec'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/rb_support/rb_step_definition.rb:55:in `invoke'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/step_match.rb:24:in `invoke'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/step_invocation.rb:59:in `invoke'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/step_invocation.rb:38:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:115:in `visit_step'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:180:in `broadcast'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:114:in `visit_step'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/step_collection.rb:15:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/step_collection.rb:14:in `each'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/step_collection.rb:14:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:109:in `visit_steps'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:180:in `broadcast'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:108:in `visit_steps'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/scenario.rb:47:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/step_mother.rb:307:in `before_and_after'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/scenario.rb:45:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/scenario.rb:100:in `with_visitor'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/scenario.rb:39:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:51:in `visit_feature_element'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:180:in `broadcast'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:50:in `visit_feature_element'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/feature.rb:26:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/feature.rb:25:in `each'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/feature.rb:25:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:20:in `visit_feature'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:180:in `broadcast'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:19:in `visit_feature'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/features.rb:29:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/features.rb:17:in `each'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/features.rb:17:in `each'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/features.rb:28:in `accept'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:14:in `visit_features'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:180:in `broadcast'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/ast/tree_walker.rb:13:in `visit_features'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/cli/main.rb:61:in `execute!'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/../lib/cucumber/cli/main.rb:20:in `execute'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/gems/cucumber-0.6.4/bin/cucumber:8
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/bin/cucumber:19:in `load'
      /Users/millisami/.rvm/gems/ree-1.8.7-2010.01/bin/cucumber:19
      features/campaigns.feature:32:in `Given a user with role: vendor_admin exists'

Failing Scenarios:
cucumber features/campaigns.feature:31 # Scenario: User with roles

1 scenario (1 failed)