Installing will_paginate causes b r e a k a g e when you try to visit your admin page at http://localhost:3000/admin because both will_paginate and Trestle use the :page parameter for pagination. In the Adding Pagination chapter make sure there are instructions to create a file called kaminari.rb in config/initializers where you add the following code to change the Trestle parameter name:
Kaminari.configure do |config|
config.page_method_name = :per_page_kaminari
end
Installing will_paginate causes b r e a k a g e when you try to visit your admin page at http://localhost:3000/admin because both will_paginate and Trestle use the :page parameter for pagination. In the Adding Pagination chapter make sure there are instructions to create a file called kaminari.rb in config/initializers where you add the following code to change the Trestle parameter name: