How to add data in refinerycms engine
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Has anyone else run into a mass assignment error when trying to create a new piano?

ActiveModel::MassAssignmentSecurity::Error in Refinery::Pianos::Admin::PianosController#create

Can't mass-assign protected attributes: name, dimensions, manufactured_on(1i), manufactured_on(2i), manufactured_on(3i), upright, photo_id, description, position