CA on ASA.

Could someone please let me know why am I getting the following error
message on ASA?

ASA2(config)# cry ca authenticate cisco

INFO: Certificate has the following attributes:
Fingerprint: 1bff4d9d 3f761914 e03c8221 a16d69f6
Do you accept this certificate? [yes/no]: yes
Trustpoint CA certificate accepted.
ASA2(config)# cry ca enro
ASA2(config)# cry ca enroll cisco
ERROR: Signature public key not found - Abort.
<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
ASA2(config)#

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Received on Tue Feb 08 2011 - 22:00:53 ART