Can you guys help me with my little problem? this is my select tag:
<%= f.select :department_id, options_for_select(Department.in_order.map {|d| [d.name, d.id]}, obj.department_id), { prompt: true }, class: 'form-control input-sm', disabled: lambda {action_name == 'revise'} %>
if disabled: true
is set, I get "Department is invalid" error on my validation. When not set, everything is fine.