Devise. Confirmation issue

[the-teacher]

NameError in Devise::RegistrationsController#create
undefined local variable or method `unconfirmed_email'

[the-teacher]

[the-teacher]

https://stackoverflow.com/questions/6567863/no-route-matches-get-users-sign-out

You can end a session via get by changing the devise configuration in initializers.

# The default HTTP method used to sign out a resource. Default is :delete.
config.sign_out_via = :get