[OS X TeX] Package xparse Error: Support package l3kernel too old..

[Joseph Wright]

On 07/07/2012 19:33, Yvon Thoraval wrote:
> actually i do have the following versions installed :
> $ ls /usr/local/texlive/
> 2009 2010 2011 texmf-local
> 
> from pref pane it is the 2011 choosen.
> 
> If i launch "Tex Live Utility" (V. 1.0.1)  (pointing to
> http://mirrors.ircam.fr/pub/CTAN/systems/texlive/tlnet/) it says :
> 
> "No Update Available"  for Updates tag.
> 
> Also :
> $  sudo tlmgr update --self
> Password:
> tlmgr: package repository
> http://distrib-coffee.ipsl.jussieu.fr/pub/mirrors/ctan/systems/texlive/tlnet
> TeX Live 2011 is frozen forever and will no
> longer be updated.  This happens in preparation for a new release.
> 
> If you're interested in helping to pretest the new release (when
> pretests are available), please read http://tug.org/texlive/pretest.html.
> Otherwise, just wait, and the new release will be ready in due time.
> tlmgr: saving backups to /usr/local/texlive/2011/tlpkg/backups
> tlmgr: no updates for tlmgr present.
> tlmgr: no updates available
> 
> I'll ask for pretest, because I do have a thesis to finish by the end of
> august...
> 
> my MacTeX.mpkg.zip ha been downloaded yesterday.
> 
> i'm presently installing TeXLive 2011 from DVD on Ubuntu I'll see the
> differences with the same distro ...

Sometime the package managers seem to fail to pick things up correctly.
Can you try

  sudo tlmgr update --self --all --reinstall-forcibly-removed

Despite the freeze, you should get 'l3kernel' installed and 'expl3'
uninstalled.
--
Joseph Wright