`org-agenda-prefix-format' has un undocumented format %e for Effort, which is broken. it throws error on entries without effort property.
Following patch fixes that problem. TODO: make agenda redraw current line when `org-agenda-set-effort' sets a new effort From c06b376737142eff5cdec71e8fc8129552aba673 Mon Sep 17 00:00:00 2001 From: Max Mikhanosha <m...@openchat.com> Date: Wed, 6 Jul 2011 20:05:06 -0400 Subject: [PATCH 1/2] Fix error with %e agenda prefix format when there is no effort set --- lisp/org-agenda.el | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/lisp/org-agenda.el b/lisp/org-agenda.el index cd09a74..f34ffae 100644 --- a/lisp/org-agenda.el +++ b/lisp/org-agenda.el @@ -5511,7 +5511,9 @@ Any match of REMOVE-RE will be removed from TXT." (error nil))) (when effort (setq neffort (org-duration-string-to-minutes effort) - effort (setq effort (concat "[" effort "]" ))))) + effort (setq effort (concat "[" effort "]"))))) + ;; prevent erroring out with %e format when there is no effort + (or effort (setq effort "")) (when remove-re (while (string-match remove-re txt) @@ -5549,6 +5551,7 @@ Any match of REMOVE-RE will be removed from TXT." (>= (length category) org-prefix-category-max-length)) (setq category (substring category 0 (1- org-prefix-category-max-length))))) ;; Evaluate the compiled format + (assert effort) (setq rtn (concat (eval org-prefix-format-compiled) txt)) ;; And finally add the text properties -- 1.7.3.4