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Message-ID:  <4CA0B45D.1070007@morningstar2.co.uk>
Date:         Mon, 27 Sep 2010 16:12:29 +0100
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From: Joseph Wright <joseph.wright@MORNINGSTAR2.CO.UK>
Subject: Re: Newest expl3 update breaks xtemplate
To: LATEX-L@listserv.uni-heidelberg.de
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Status: R

On 27/09/2010 13:46, Philipp Stephani wrote:
> Hello,
> the newest update of expl3 breaks xtemplate:
>
> \documentclass{minimal}
> \usepackage{xtemplate}
> \DeclareObjectType{test}{0}
> \DeclareTemplateInterface{test}{test}{0}{a:tokenlist={}}
> \begin{document}
> \null
> \end{document}
>
> results in
>
> ! Undefined control sequence.
> \xtemplate_parse_keys_elt_aux:n #1->\tl_if_eq:VnT
>                                                    \l_xtemplate_keytype_tl {#...
>
> Regards,
> Philipp

Not if you also update xpackages at the same time :-) Some of the 
alterations in expl3 have to be reflected in other places, I'm afraid, 
as the LaTeX3 code is not a single CTAN package.
--
Joseph Wright