Thanks very much for the quick reply, Volodya.  It turns out that I built the Bjam and Boost under cygwin, which caused the issue.  After I switched to Windows command line, the problem is gone. 

--Kevin

> From: ghost@cs.msu.su
> To: boost-build@lists.boost.org
> Date: Fri, 8 Jan 2010 19:15:31 +0300
> Subject: Re: [Boost-build] option.process unknown in module
>
> On Friday 08 January 2010 18:44:36 Kevin Li wrote:
>
> >
> > Hello, I am building Boost 1.41.0 on Windows, and I get the following error message:
> >
> > tools\build\v2\kernel\bootstrap.jam:127: in boost-build rule option.process unknown in module
> >
> > I would appreciate any helps with this.
>
> You must have an older Boost.Build somewhere. Did you just unpack official release,
> and made no modifications? Did you follow the:
>
> .\bootstrap.bat
> .\bjam
>
> procedure, or did something else?
>
> - Volodya
> _______________________________________________
> Unsubscribe & other changes: http://lists.boost.org/mailman/listinfo.cgi/boost-build

---

Tell the whole story with photos, right from your Messenger window. Learn how!