On SQL Server 2008 R2, I execute this command:
GRANT REFERENCES ON ASYMMETRIC KEY ::CorpKey to XYZZYEXT;
I get this result:
Msg 15151, Level 16, State 1, Line 1
Cannot find the asymmetric key 'CorpKey', because it does not exist or you do not have permission.
I've checked a bunch of articles, including
But I'm just not seeing the problem.