[O] Unknown "nil" back-end

[flow]

Hi

I use org-mode as my default text editor and also to post in wordpress
through org2blog.

I guess something changed in my .emacs or .emacs.d but I don't know
what makes the feature for post blogging not working.

Contacting host: infotics.es:80 [3 times]
Logged in
org-export-barf-if-invalid-backend: Unknown "nil" back-end: Aborting
export
user-error: Minibuffer window is not active

Any ideas?

Thanks in advance!

-- 
"La tradición de los oprimidos nos enseña que la regla es el «estado de
excepción» en el que vivimos." Walter Benjamin, Tesis de Filosofía de la
historia

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