Hi, I go there http://www.boost.org/doc/html/jam/building.html I do: C:\Documents and Settings\src\boost\tools\jam\src>build mingw --debug (like explained) A new folder named bin.ntx86.debug is added after I go there http://www.boost.org/doc/html/bbv2/installation.html 1:(done) 2: I do: C:\Documents and Settings\src\boost\tools\build\v2> bjam --version Instead of seing: Boost.Build V2 (Milestone 11)Boost.Jam 03.1.14 I see: syntax error at EOF Boost.Build V2 (Milestone 11)Boost.Jam 03.1.14 3: I open the user-config.jam file (like explained) and I modify the file, the modification is the following: import toolset : using gcc ; # GCC configuration # Configure gcc (default version) using gcc : : "C:\mingw\bin\g++"; 4: I copy bjam.exe from C:\Documents and Settings\src\boost\tools\build\v2 to C:\Documents and Settings\src\boost\tools\build\v2\example\hello and I run bjam (like explained): C:\Documents and Settings\src\boost\tools\build\v2\example\hello>bjam then I see: "syntax error at EOF No toolsets are configured ..." What is my error? David _________________________________________________________________ Retrouvez tous les services Windows Live sur votre mobile ! http://mobile.live.fr/