error: Unable to load Jamfile.

[RfadnjdExt]

Please provide the following information

libtorrent version (or branch): RC_2_0

platform/architecture: macOS

compiler and compiler version: darwin 18.7

please describe what symptom you see,

warning: mismatched versions of B2 engine and core
warning: B2 engine (b2) is 4.3.0
warning: B2 core (at /usr/local/share/boost-build/src) is 4.2-git
CXXFLAGS =
LDFLAGS =
OS = MACOSX
/usr/local/share/boost-build/src/build/project.jam:259: in find-jamfile from module project
error: Unable to load Jamfile.
error: Could not find a Jamfile in directory 'deps/try_signal'.
error: Attempted to find it with pattern '[Bb]uild.jam [Jj]amfile.v2 [Jj]amfile [Jj]amfile. [Jj]amfile.jam'.
error: Please consult the documentation at 'http://www.boost.org'.
/usr/local/share/boost-build/src/build/project.jam:322: in load-jamfile from module project
/usr/local/share/boost-build/src/build/project.jam:64: in load from module project
/usr/local/share/boost-build/src/build/project.jam:89: in load-used-projects from module project
/usr/local/share/boost-build/src/build/project.jam:75: in load from module project
/usr/local/share/boost-build/src/build/project.jam:142: in project.find from module project
/usr/local/share/boost-build/src/build-system.jam:618: in load from module build-system
/usr/local/share/boost-build/src/kernel/modules.jam:295: in import from module modules
/usr/local/share/boost-build/src/kernel/bootstrap.jam:139: in boost-build from module
/usr/local/share/boost-build/boost-build.jam:8: in module scope from module

what you would expect to see instead
a successful build

2 days ago i'm reporting about the C++14. it works, but produce a new error, idk if it's boost error or libtorrent, thank you.

[arvidn]

I take it you figured out this was missing submodules. solved by:

git submodule update --init --recursive