at the current state it seems to be impossible to use the same private (sub)key
on multiple smart cards as the created stub is bound to the serial number of the
A workaround for the moment is to delete the according private stub every time I
change smart card or change from smart card to yubi key but this would make a
Also, deleting a secret key stub from gnupg using " gpg2 --delete-secret-key"
does NOT remove the stub from gpg-agent - the according file in
~/.gnupg/private-keys-v1.d/ has to be deleted manually.
Should I file a second bug report/feature request for that?