Hi there, some steps further, I guess. I did the suggested steps from David. Now my output looks like: C:\boost>bjam toolset=msvc --libdir=c:\boost\lib --with-guid stage warning: no toolsets are configured. warning: you won't be able to build C++ programs. warning: please consult the documentation. C:/boost/tools/build/v2/build\feature.jam:431: in feature.validate-value-string from module feature error: "msvc" is not a known value of feature <toolset> error: legal values: C:/boost/tools/build/v2/build\property.jam:250: in validate1 from module propert y C:/boost/tools/build/v2/build\property.jam:273: in property.validate from module property C:/boost/tools/build/v2/build\build-request.jam:176: in convert-command-line-ele ment from module build-request C:/boost/tools/build/v2/build\build-request.jam:138: in build-request.from-comma nd-line from module build-request C:/boost/tools/build/v2\build-system.jam:151: in load from module build-system C:\boost\tools\build\v2/kernel\modules.jam:259: in import from module modules C:\boost\tools\build\v2/kernel/bootstrap.jam:153: in boost-build from module C:\boost\boost-build.jam:16: in module scope from module I can assure you that I invoke vsvars32.bat and were also setting the BOOST_ROOT and BOOST_BUILD_PATH variables. Christian