From mboxrd@z Thu Jan  1 00:00:00 1970
From: Vicente Vera <vicentemvp@gmail.com>
Subject: Re: Error when using org-ctrl-c-ctrl-c to add tags
Date: Sun, 19 Apr 2015 12:03:42 -0300
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To: Marc Ihm <marc@ihm.name>
Cc: emacs-orgmode <emacs-orgmode@gnu.org>, rasmus@gmx.us

Hello Marc. Yes, upon further inspection it seems the problem is in
org-icompleting-read. This function is complaining that
org-tags-completion--function---one of its arguments---is not a list.

2015-04-19 11:36 GMT-03:00 Marc Ihm <marc@ihm.name>:
> Vicente Vera <vicentemvp@gmail.com> writes:
>
>> Hi.
>> Don't think there are more details to provide. The error message
>> appears upon pressing C-c C-c (bound to the org-ctrl-c-ctrl-c command)
>> on a headline, doesn't matter which level.
>> It happened in 3 different Org files, one of which was created for testing.
>> Also tried with "emacs -q" but the error persisted.
>>
>> Strange message though, org-tags-completion-function is a function,
>> not a variable, so why is Emacs complaining that it isn't a list?
>> Probably related to commit acf7f47ecd20a48c05f97dc660b00d1850b57e10?
>
> I see this error too; the patch below fixes it for me (and corrects the
> nexting level of 'completing-read too ...)
>
> best regards
> Marc
>
>
> diff --git a/lisp/org.el b/lisp/org.el
> index 8a00847..f440382 100755
> --- a/lisp/org.el
> +++ b/lisp/org.el
> @@ -10512,10 +10512,11 @@ from."
>                   (listp (second args)))
>              'org-iswitchb-completing-read)
>             (t (or (and (boundp 'completing-read-function)
> -                       completing-read-function)
> -                  'completing-read)))
> +                       completing-read-function))
> +              'completing-read))
>        (concat (car args))
> -      (if (consp (car (nth 1 args)))
> +      (if (and (consp (nth 1 args))
> +              (consp (car (nth 1 args))))
>           (mapcar 'car (nth 1 args))
>         (nth 1 args))
>        (cddr args)))))