Ihor Radchenko writes:

> Probably something to do with my Texlive technically having Chinese
> support.
>
> I am getting
>
> ! Package inputenc Error: Unicode character 你 (U+4F60)
> (inputenc)                not set up for use with LaTeX.
>
> See the inputenc package documentation for explanation.
> Type  H <return>  for immediate help.
>  ...                                              
>                                                   
> l.28 Hello. 你
>                好.
>
> ! Package inputenc Error: Unicode character 好 (U+597D)
> (inputenc)                not set up for use with LaTeX.
>
> See the inputenc package documentation for explanation.
> Type  H <return>  for immediate help.
>  ...                                              
>                                                   
> l.28 Hello. 你好

I have fixed the org-latex-known-warnings regexp in the attached patch.
I think it should work fine now...

-- 
Juan Manuel Macías -- Composición tipográfica, tratamiento de datos, diseño editorial y ortotipografía