bug#4937: 23.1.50; PGP/MIME signature doesn't work

[Torsten Bronger]

Hallöchen!

Lars Magne Ingebrigtsen writes:

> Torsten Bronger <bronger@physik.rwth-aachen.de> writes:
>
>> When signing an email in Gnus with C-c RET s p and trying to send
>> it, Emacs reports "apply: Wrong type argument: stringp, 48" and
>> the email is not sent.
>>
>> The same procedure with "C-c RET s o" (plain PGP) works, however.
>
> Is this still a problem?  If so, could you (setq debug-on-error t)
> and post the resulting backtrace?

Debugger entered--Lisp error: (wrong-type-argument stringp 48)
  call-process("/usr/bin/gpg" nil (t nil) nil "--with-colons" "--no-greeting" 
"--batch" "--with-fingerprint" "--with-fingerprint" "--fixed-list-mode" 
"--list-secret-keys" 48)
  apply(call-process "/usr/bin/gpg" nil (t nil) nil ("--with-colons" 
"--no-greeting" "--batch" "--with-fingerprint" "--with-fingerprint" 
"--fixed-list-mode" "--list-secret-keys" 48))
  epg--list-keys-1((epg-context . [OpenPGP nil nil nil nil nil nil 
(epg-passphrase-callback-function) nil nil nil nil nil nil nil]) 48 t)
  epg-list-keys((epg-context . [OpenPGP nil nil nil nil nil nil 
(epg-passphrase-callback-function) nil nil nil nil nil nil nil]) 48 t)
  mml2015-epg-find-usable-secret-key((epg-context . [OpenPGP nil nil nil nil 
nil nil (epg-passphrase-callback-function) nil nil nil nil nil nil nil]) 48 
sign)
  #[(signer) "\303     \304#\211\204\305\306\307      \"!\204\310\311        
\"\210\n\207" [context signer signer-key mml2015-epg-find-usable-secret-key 
sign y-or-n-p format "No secret key for %s; skip it? " error "No secret key for 
%s"] 5](48)
  mapcar(#[(signer) "\303      \304#\211\204\305\306\307      
\"!\204\310\311        \"\210\n\207" [context signer signer-key 
mml2015-epg-find-usable-secret-key sign y-or-n-p format "No secret key for %s; 
skip it? " error "No secret key for %s"] 5] "0x9F516B77")
  mml2015-epg-sign((part (sign . "pgpmime") (tag-location . 819) (contents . 
"test\n-- \nTorsten Bronger    Jabber ID: 
torsten.bronger@jabber.rwth-aachen.de\n                                  or 
http://bronger-jmp.appspot.com\n";)))
  mml2015-sign((part (sign . "pgpmime") (tag-location . 819) (contents . 
"test\n-- \nTorsten Bronger    Jabber ID: 
torsten.bronger@jabber.rwth-aachen.de\n                                  or 
http://bronger-jmp.appspot.com\n";)))
  mml-pgpmime-sign-buffer((part (sign . "pgpmime") (tag-location . 819) 
(contents . "test\n-- \nTorsten Bronger    Jabber ID: 
torsten.bronger@jabber.rwth-aachen.de\n                                  or 
http://bronger-jmp.appspot.com\n";)))
  mml-generate-mime-1((part (sign . "pgpmime") (tag-location . 819) (contents . 
"test\n-- \nTorsten Bronger    Jabber ID: 
torsten.bronger@jabber.rwth-aachen.de\n                                  or 
http://bronger-jmp.appspot.com\n";)))
  mml-generate-mime()
  message-encode-message-body()
  message-send-mail(nil)
  message-send-via-mail(nil)
  message-send(nil)
  message-send-and-exit(nil)
  call-interactively(message-send-and-exit nil nil)

Tschö,
Torsten.

-- 
Torsten Bronger    Jabber ID: torsten.bronger@jabber.rwth-aachen.de
                                  or http://bronger-jmp.appspot.com