[XeTeX] Polyglossia errors on Windows/MikTeX 2.8/TeXworks

[Mehdi Omidali]

On 4/21/2010 10:59 PM, François Charette wrote:
> On 16/04/2010 15:35, Peter Davis wrote:
>>
>> Am 15.04.2010 22:34, schrieb Peter Davis:
>>
>> I'm trying to compile the polyglossia sample file, 
>> test-polyglossia-setup.tex
>>
> ??
> Has this file really made it to CTAN? Hmm, then this happened by 
> mistake when producing the TDS archive. Sorry.
> It was never intended for "public use", but there is no harm in using 
> it of course :)
>
>> , but it's failing with errors like:
>>
>> ! Undefined control sequence.
>>
>> l.82 \newXeTeXintercharclass
>>
>> \xpg at normalclass %TODO
>>
>
> The issue indicates that your xelatex format is a bit outdated, so you 
> should recreate it. (In the last version I have actually added a fix 
> that provides \newXeTeXintecharclass unless it is defined in the 
> format (via xelatex.ini) but it seems that I put the code to that 
> effect at the wrong place in polyglossia.sty ...)
>
>> and
>>
>> ! LaTeX Error: File `loadingorder-bidi.def' not found.
>>
>> Type X to quit or <RETURN> to proceed,
>>
>> or enter new name. (Default extension: def)
>>
> This is unrelated to polyglossia: Vafa, can you help on this?
I had the same problem with xepersian. I moved the bidi directory in 
miktex 2.8/tex/latex to miktex 2.8/tex/xelatex and also installed iftex 
and the problem disappeared.
MO