Cocos gen-libs Windows 10 issue

When i run cocos gen-libs i get:
running: ‘“C:\Program Files (x86)\MSBuild\14.0\bin\amd64\MSBuild.exe” “C:\Users\tolik\dev\cocos2d-x\tools/simulator/frameworks/runtime-src/proj.win32/simulator.sln” /t:Clean /p:Configuration=Release’

‘C:\Program’ is not recognized as an internal or external command,
operable program or batch file.
Error running command, return code: 1.

What’s wrong?