Hi there, I'm compiling RC3 using VC7.1 SP1 and it's looks quite good. Although I got several batches of "Could not find .... " I compiled boost using: bjam --build-dir=c:\boost_temp --toolset=msvc stage > log.txt cl : Command line warning D4025 : overriding '/GR' with '/GR-' Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_date_time-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_filesystem-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_graph-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_iostreams-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_program_options-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_python-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_regex-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_serialization-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_wserialization-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_signals-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_prg_exec_monitor-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_test_exec_monitor-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_unit_test_framework-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_thread-vc71-mt.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\boost_wave-vc71-mt.lib cl : Command line warning D4025 : overriding '/GR' with '/GR-' Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_date_time-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_filesystem-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_graph-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_iostreams-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_program_options-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_python-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_regex-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_serialization-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_wserialization-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_signals-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_prg_exec_monitor-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_unit_test_framework-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_thread-vc71-mt-gd.lib Could Not Find C:\boost_1.34\boost_1_34_0\stage\lib\libboost_wave-vc71-mt-gd.lib [snip] In the end I had 260 libs in my stage/lib folder. Is that about right? Thanks a lot to all people in this effort. Christian