Marcelo de Moraes Serpa wrote:
>Hey guys,

>I'm going through a small quirck with org. Everytime I start emacs,
>open my gtd.org file and try to schedule an item, it halts with the
>following error:

>byte-code: Symbol's function definition is void: calendar-current-date

>I've found a way to fix it though -- just open the agenda (C-c a). A
>bug perhaps?

Yes.  The problem is, that the calendar library is not loaded at
runtime by org.el but by org-agenda.el.  This was fixed by

,----
| commit 88149c2390ba4f6bac000d0ab7b4089f660a66fa
| Author: Carsten Dominik <carsten.dominik@gmail.com>
| Date:   Sun Apr 18 15:06:16 2010 +0200
|
|     intermediate
`----

A simple workaround would be to just put

(require 'calendar)

In your init file.

HTH,
  -- David

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