I had installed it and it's works well .
have a try to add "cjk" use flag.

On 2011年08月14日 星期日 23时27分45秒, Willie Wong <wwong@math.princeton.edu> wrote:

> Hi list,
>
> Just a minor glitch I ran into in upgrading texlive-2010 to
> texlive-2011, I am not sure how reproducible this is, so I am posting
> it here instead of filing a bug, just in case someone else runs into
> the same problem. It is likely that this problem won't occur at all
> for those not using the cjk option.
>
>    Problem:
>        When issuing 'emerge --update texlive', the emerge chokes on the
>        package 'dev-texlive/texlive-latex'. Checking the logs reveal that
>        during compile it tries to load 'loadhyphen-zh-latn.tex' which
>        does not exist on the system.
>
>    Solution:
>        'emerge --oneshot texlive-langcjk' first. One of the config file
>        updates with the 2011 version of that package changes the filename
>        to load to 'loadhypher-zh-latn-pinyin.tex', which does exist on
>        the system.
>
> Cheers,
>
> W
> --
> Willie W. Wong                                                                     
> wwong@math.princeton.edu Data aequatione quotcunque fluentes quantitae
> involvente fluxiones invenire                  et vice versa    ~~~  I. Newton
>