OK. I'll try another time. Please don't take it on me, this macrosoft magic ;=)

This is what i get :

 TeXExec 5.0 - ConTeXt / PRAGMA ADE 1997-2004

            executable : pdfetex
                format : cont-en
             inputfile : TEST
                output : standard
             interface : en
          current mode : none
               TeX run : 1

This is pdfeTeXk, Version 3.141592-1.11b-2.1 (Web2c 7.5.2)
 %&-line parsing enabled.
 (c:/TeXLive/texmf/web2c/natural.tcx)
entering extended mode
(./TEST.tex{c:/TeXLive/texmf-var/pdftex/config/pdftex.cfg}

ConTeXt  ver: 2003.9.25  fmt: 2004.8.17  int: english  mes: english

language       : language en is active
<protectionstate 0>
system         : cont-new loaded
(c:/TeXLive/texmf/tex/context/base/cont-new.tex
systems        : beware: some patches loaded from cont-new.tex!
! Undefined control sequence.
\@@toks ->\everymathematics

\dodoappendtoks ->\dodoglobal \@@toks
                                      \@EAEAEA {\@EA \the \@EA \@@toks \the ...
l.275 \to \everymathematics

My tex file is as follows:

\setupoutput[pdftex]

\starttext

Salut

\stoptext

I have applyed a texhash too but no result.

I have installed everything manually by copying folder by folder. Is there a better way to proceed under XP ?

Many thanks.

Dirar.