https://github.com/msgpack/msgpack-c/issues/992 I manually added `set(Boost_INCLUDE_DIR "C:/Users/Brandon/Desktop/redis-j2534-rpc/Win32/_deps/boost-src")` and the problem went away.
msgpack/msgpack-c#992
I manually added
set(Boost_INCLUDE_DIR "C:/Users/Brandon/Desktop/redis-j2534-rpc/Win32/_deps/boost-src")and the problem went away.