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
>