rake db:setup failed due to undefined method 'statuses' for nil:NilClass

  $ rake db:setup
  db/development.sqlite3 already exists
  db/test.sqlite3 already exists
  -- create_table("statuses", {:force=>true})
     -> 0.0082s
  -- add_index("statuses", ["user_id"], {:name=>"index_statuses_on_user_id"})
     -> 0.0013s
  -- create_table("user_friendships", {:force=>true})
     -> 0.0026s
  -- add_index("user_friendships", ["state"], {:name=>"index_user_friendships_on_state"})
     -> 0.0009s
  -- add_index("user_friendships", ["user_id", "friend_id"], {:name=>"index_user_friendships_on_user_id_and_friend_id"})
     -> 0.0010s
  -- create_table("users", {:force=>true})
     -> 0.0042s
  -- add_index("users", ["email"], {:name=>"index_users_on_email", :unique=>true})
     -> 0.0010s
  -- add_index("users", ["profile_name"], {:name=>"index_users_on_profile_name", :unique=>true})
     -> 0.0010s
  -- add_index("users", ["reset_password_token"], {:name=>"index_users_on_reset_password_token", :unique=>true})
     -> 0.0010s
  -- add_index("users", ["username"], {:name=>"index_users_on_username", :unique=>true})
     -> 0.0011s
  -- initialize_schema_migrations_table()
     -> 0.0002s
  rake aborted!
  NoMethodError: undefined method `statuses' for nil:NilClass
  /Users/geekerati/Sites/wizmate/db/seeds.rb:69:in `<top (required)>'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:222:in `load'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:222:in `block in load'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:213:in `load_dependency'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:222:in `load'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/railties-4.0.0/lib/rails/engine.rb:540:in `load_seed'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activerecord-4.0.0/lib/active_record/tasks/database_tasks.rb:153:in `load_seed'
  /Users/geekerati/.rvm/gems/ruby-2.0.0-p353@rails-4.0.0/gems/activerecord-4.0.0/lib/active_record/railties/databases.rake:181:in `block (2 levels) in <top (required)>'
  Tasks: TOP => db:setup => db:seed
  (See full trace by running task with --trace)
  geekerati at Seoui-MacBook-Pro in ~/Sites/wizmate on master*
  $