Hi John,
Does this command work for you:
nova keypair-add cloudkey >cloudkey.priv; chmod 600 cloudkey.priv

If it works (nova keypair-list), you could ssh to the instance launched with the key using:
ssh -i cloudkey.priv <user>@<IP>

Best regards,
Sasha Chuzhoy.

----- Original Message -----
> From: "Thales" <thaleslv@yahoo.com>
> To: "Marius Cornea" <marius@remote-lab.net>
> Cc: rdo-list@redhat.com
> Sent: Sunday, January 10, 2016 10:50:12 PM
> Subject: Re: [Rdo-list] RDO, packstack, Keypair creation is failing
>
> Thanks, Marius!
>
> I get the same error.
>
> "Error (BadRequest): Keypair data is invalid: failed to generate fingerprint
> (HTTP p 400) (Requested ID: ...)"
>
> I'm just staring out with OpenStack here, trying to get through my first
> tutorial, so I'm fumbling around.
>
> ...John
>