David Bremner <david@tethera.net> writes:

> Glyn Millington <glyn.millington@gmail.com> writes:
>
>> Greetings!
>>
>> Emacs 24.4.1 (Arch Linux if that helps)
>> Notmuch 0.19
>>
>> The problem is that I can neither compose a new email nor reply to an old
>> email unless I have already used  message mode (via Gnus) first.
>> I get an error message - Google on the error message below gets me nowhere!
>>
>
> Can you duplicate the error with a minimal .emacs? In particular save
> the following to "run-notmuch.el" and start emacs with
>
> % emacs -Q --load run-emacs.el
>
> ;; -8x-------------------------------------------------------------
> ;; adjust the following line to point to either the .el or .elc of
> ;; notmuch.el
>
> (add-to-list 'load-path "/path/to/notmuch/dot/el")
> (require 'notmuch)
> (notmuch-mua-mail)
>
> ;; -8x-------------------------------------------------------------
>
> If that doesn't error, then the most likely trigger is some setting or
> add on package in your .emacs. Once we know what the trigger is, we can
> try to figure out where bug lies.

Thanks David,

It didn't error! 

A thorough trawl through init.el revealed that this line is the culprit

(setq message-mail-user-agent t)

which refers on to mail-user-agent, which was invoking gnus!


Sorry for the noise. 


atb

Glyn