From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Subject: Re: [bug] org-agenda view fails if I have missed a deadline
Date: Mon, 30 Nov 2015 15:48:53 +0100
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In-Reply-To: <87oaebhoaq.fsf@pinto.chemeng.ucl.ac.uk> (Eric S. Fraga's message
	of "Mon, 30 Nov 2015 08:41:33 +0000")
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Hello,

Eric S Fraga <e.fraga@ucl.ac.uk> writes:

> (posted this to gnus mailing list by mistake... sigh)
>
> Hello,
>
> with org up to date as of a minute ago, if I try to view my current
> agenda, which happens to have an entry that has missed its deadline
> (i.e. the deadline is in the past), org fails with an error:
>
> Debugger entered--Lisp error: (wrong-type-argument stringp nil)
>   format(nil 1)
>   (cond ((> diff 0) (format future diff)) ((string= future past) (format past diff)) (t (format past (abs diff))))
>   (let ((future (nth 1 org-agenda-deadline-leaders)) (past (nth 2 org-agenda-deadline-leaders))) (cond ((> diff 0) (format future diff)) ((string= future past) (format past diff)) (t (format past (abs diff)))))
>   (if (= diff 0) (car org-agenda-deadline-leaders) (let ((future (nth 1 org-agenda-deadline-leaders)) (past (nth 2 org-agenda-deadline-leaders))) (cond ((> diff 0) (format future diff)) ((string= future past) (format past diff)) (t (format past (abs diff))))))
>   (let ((diff (if (< (org-today) current) diff (- deadline current)))) (if (= diff 0) (car org-agenda-deadline-leaders) (let ((future (nth 1 org-agenda-deadline-leaders)) (past (nth 2 org-agenda-deadline-leaders))) (cond ((> diff 0) (format future diff)) ((string= future past) (format past diff)) (t (format past (abs diff)))))))
>   (org-agenda-format-item (let ((diff (if (< (org-today) current) diff
>   (- deadline current)))) (if (= diff 0) (car
>   org-agenda-deadline-leaders) (let ((future (nth
>   1 org-agenda-deadline-leaders)) (past (nth
>   2 org-agenda-deadline-leaders))) (cond ((> diff 0) (format future
>   diff)) ((string= future past) (format past diff)) (t (format past
>   (abs diff))))))) head level category tags (and (= diff 0) timestr))

I cannot reproduce it. What is your value for
`org-agenda-deadline-leaders'? It should consists of 3 strings.


Regards,

-- 
Nicolas Goaziou