Same problem here. I've tried the version org-20130718.1557 from elpa too.
May be an packaging problem ?

Pierre

Le jeudi 18 juillet 2013 17:44:06 Paul Stansell a écrit :
> Hello,
> 
> If I install org from elpa the file org-version.el is missing and
> I get the following:
> 
>   M-x org-version
>     Org-mode version N/A (N/A !!check installation!! @
> /Home/ps/.emacs.d/elpa/org-20130715.1743/)
> 
> and
> 
>   M-x locate-library  org-version
>     No library org-version in search path
> 
> However, the following give the expected results:
> 
>   M-x locate-library org
>     Library is file ~/.emacs.d/elpa/org-20130715.1743/org.elc
> 
>   M-x locate-library org-install
>     Library is file ~/.emacs.d/elpa/org-20130715.1743/org-install.el
> 
> 
> If I install org from git://orgmode.org/org-mode.git it includes the
> file org-version.el and all of the above commands work okay, eg,
> 
>   M-x locate-library  org-version
>     Library is file ~/local/emacs/site-lisp/org-git/org-version.el
> 
> Is something wrong here?
> 
> Thanks,
> 
> Paul