Have you in installed vswhere ? Can the os find it on command line?

From: Boost-users [mailto:boost-users-bounces@lists.boost.org] On Behalf Of DrRadek via Boost-users
Sent: Sunday, April 29, 2018 11:20 PM
To: boost-users@lists.boost.org
Cc: Radekkostra@seznam.cz
Subject: [Boost-users] help

hello, i am trying to build boost, but i have problems.
First is in log(bootstrap.log - could not find "vswhere") and second is when compiling boost(this command :.\b2 --toolset=msvc link=shared,static address-model=64 --with-system --with-filesystem -j 4(5 failed,12skipped,79 updated).