From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bernt Hansen <bernt@norang.ca>
Subject: Re: Bug: agenda generation failed if there is a blank title with a
 timestamp [7.7]
Date: Tue, 06 Sep 2011 12:18:14 -0400
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To: Nicolas Goaziou <n.goaziou@gmail.com>
Cc: Meng Wu <mengwu@yahoo-inc.com>, "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>

Nicolas Goaziou <n.goaziou@gmail.com> writes:

> Hello,
>
> Meng Wu <mengwu@yahoo-inc.com> writes:
>
>> if the agenda file contains the following title,
>>
>> **** 
>>      <2011-08-30 Tue 11:26>
>>
>>
>> which has blank title and a timestamp, then the C-c a a will fail with
>> message like this:
>>
>> org-agenda-highlight-todo: Args out of range: #("  newgtd:     " 0 14 (org-=
>> category "newgtd" tags nil org-highest-priority 65 org-lowest-priority 67 t=
>> ime-of-day nil ...)), 27, 31
>>
>>
>> if the title is not blank, then everything is alright.
>
> As far as I know, blank headlines are not officially supported. You have
> to write something which isn't a space on that headline.

It still shouldn't break the agenda...
You're probably dead in the water until you find and fix this heading
line (ie. you can't display any agendas)

I can't reproduce this with my version of org-mode Org-mode version 7.7
(release_7.7.205.gce02a) so maybe it's already fixed?

-Bernt