Your password is out of date and must be updated.
<%= form_for(resource, :as => resource_name, :url => [resource_name, :password_expired], :html => { :method => :put }) do |f| %> <%= devise_error_messages! %><%= f.label :current_password, "Current password" %>
<%= f.password_field :current_password %>
<%= f.label :password, "New password" %>
<%= f.password_field :password %>
<%= f.label :password_confirmation, "Confirm new password" %>
<%= f.password_field :password_confirmation %>
<%= f.submit "Change my password" %>
<% end %>