Comment 1 for bug 268818

Interesting, I get prompted twice..

"A registration password may be associated with your Landscape
account to prevent unauthorized registration attempts. This
is not your personal login password. It is optional, and unless
explicitly set on the server, it may be skipped here.

If you don't remember the registration password you can find it
at https://landscape.canonical.com/account/<myaccountname>

Account registration password:
Please confirm:

"