GNU bug report logs - #11267
24.0.95; gnutls.c: [0] (Emacs) fatal error: The Diffie-Hellman prime sent by the server is not acceptable (not long enough).

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From: Glenn Morris <rgm <at> gnu.org>
To: "Roland Winkler" <winkler <at> gnu.org>
Cc: 11267 <at> debbugs.gnu.org
Subject: bug#11267: 24.0.95; gnutls.c: [0] (Emacs) fatal error: The Diffie-Hellman prime sent by the server is not acceptable (not long enough).
Date: Wed, 18 Apr 2012 12:48:09 -0400

"Roland Winkler" wrote:

> gnutls.c: [0] (Emacs) fatal error: The Diffie-Hellman prime sent by the server is not acceptable (not long enough).
> gnutls.el: (err=[-63] The Diffie-Hellman prime sent by the server is not acceptable (not long enough).) boot: (:priority NORMAL :hostname foo.bar.com :loglevel 0 :min-prime-bits nil :trustfiles (/etc/ssl/certs/ca-certificates.crt) :crlfiles nil :keylist nil :verify-flags nil :verify-error nil :verify-hostname-error nil :callbacks nil)
>
> Despite these error messages, Emacs is sending the mails I want to
> send. In that sense, I cannot tell how relevant these error messages are.

Me neither. I think it means it is falling back to a non-encrypted
connection. You can try setting gnutls-min-prime-bits.

If that is so, the error message should probably say something along
those lines.

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