[Enigmail] Enigmail 'latched' onto invalide gpg key

[Patrick Brunschwig]

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Brendan Sullivan wrote:
> Hello all, I've recently tried to register a gpg key (first one ever)
> and at the same time installed enigmail for Thunderbird. I didn't
> realize enigmail would handle that for me, so at the cmd line I ran:
> 
> gpg --gen-key
> 
> and ran through the options and set it up and then :
> 
> gpg --server keyserver.ubuntu.com --send-keys
> 
> waited for my confirmation email, and in the mean time, setup enigmail
> (via the initial wizard) with my new gpg key and associated it with my
> primary email account.
> 
> When the confirmation email came I got a surprise. I must have mistyped
> my ~25 character passphrase twice as I could not unlock the encrypted
> confirmation email from the keyserver. At this point I didn't know about
> revocation certificates so I just deleted the key and started over.
> Registered the new key, updated my new key in enigmail and it
> /decrypted/ my confirmation email just fine. However when i went to
> compose an email and send it, I got the following error :
> 
> gpg command line and output:
> /usr/bin/gpg --charset utf8 --batch --no-tty --status-fd 2 -t
> --clearsign -u 0xD9084941 --use-agent
> gpg: skipped "0xD9084941":secret key not available
> gpg: [stdin]: clearsign failed: secret key not available
> 
> Now, the problem is that D9084941 is that 'first key' that I do not have
> the secret (or public) files for anymore....and no matter what I do I
> can't get enigmail to use my new current key FOR SENDING email that is
> setup and registered and works for decrypting mail in Thunderbird.
> 
> Does anyone have any ideas? Sorry for being so wordy, I'm really
> confused as to what is not getting configured correctly. If you need any
> more info please let me know.

You should modify your account settings and set your new key explicitly.
Menu Edit > Account Settings > OpenPGP Security: activate "Use specific
OpenPGP key ID"; then click on the "Select Key button".

- -Patrick
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