deny account requests from already-denied addresses+example

Trying to deny http://grouppatternlanguage.org/wagn/pilelireci or http://grouppatternlanguage.org/wagn/tioronesssulresp got the following error, just after denying another Account Request with the same email address:

Rats. Issue with PILELIRECI card:

DESTROY: before destroy back aborted destroy

So i tried changing the email address, and got:

EXTENSION: is invalid