id summary reporter owner description type status milestone component version severity resolution keywords cc 11124 Headers are not rebuilt completely esadovoi@… "Once you clone repo and run build such as this: ./b2 -a One would assume that all libraries are built and ALL header files are copied or linked into proper place but it is not the case. Only files which built .libs are depend upon installed into include (boost) directory. If library is not used in the build process it is left out. Just look for ""Signals2"" for example. " Bugs new To Be Determined Building Boost Boost Release Branch Problem