I can't seem to get building anything in the status directory working, I'm using: bjam --dump-tests msvc-14.0 -n But any combination of arguments seems to fail, the failures are: M:/data/boost/boost/tools/build/src/build\property.jam:743: in class@property-map.find from module object(property-map)@236 error: Ambiguous key M:/data/boost/boost/tools/build/src/build\type.jam:333: in generated-target-ps from module type M:/data/boost/boost/tools/build/src/build\type.jam:270: in type.generated-target-suffix from module type M:/data/boost/boost/tools/build/src/build\virtual-target.jam:509: in virtual-target.add-prefix-and-suffix from module virtual-target M:/data/boost/boost/tools/build/src/build\virtual-target.jam:468: in _adjust-name from module object(file-target)@149078 M:/data/boost/boost/tools/build/src/build\virtual-target.jam:253: in abstract-file-target.__init__ from module object(file-target)@149078 M:/data/boost/boost/tools/build/src/build\virtual-target.jam:561: in class@file-target.__init__ from module object(file-target)@149078 M:/data/boost/boost/tools/build/src/kernel\class.jam:90: in class.new from module class M:/data/boost/boost/tools/build/src/build\generators.jam:558: in generator.generated-targets from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/tools\builtin.jam:886: in linking-generator.generated-targets from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/tools\unix.jam:67: in generated-targets from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/build\generators.jam:459: in construct-result from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/build\generators.jam:412: in run-really from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/build\generators.jam:386: in generator.run from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/tools\builtin.jam:801: in linking-generator.run from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/tools\unix.jam:41: in unix-linking-generator.run from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/tools\gcc.jam:692: in class@gcc-linking-generator.run from module object(gcc-linking-generator)@149065 M:/data/boost/boost/tools/build/src/build\generators.jam:994: in try-one-generator-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1056: in try-one-generator from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1294: in construct-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1378: in generators.construct from module generators M:/data/boost/boost/tools/build/src/tools\python.jam:1160: in class@python-test-generator.run from module object(python-test-generator)@244 M:/data/boost/boost/tools/build/src/build\generators.jam:994: in try-one-generator-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1056: in try-one-generator from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1294: in construct-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1378: in construct from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1069: in generators.construct-types from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:609: in convert-to-consumable-types from module object(generator)@245 M:/data/boost/boost/tools/build/src/build\generators.jam:405: in run-really from module object(generator)@245 M:/data/boost/boost/tools/build/src/build\generators.jam:386: in class@generator.run from module object(generator)@245 M:/data/boost/boost/tools/build/src/build\generators.jam:994: in try-one-generator-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1056: in try-one-generator from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1294: in construct-really from module generators M:/data/boost/boost/tools/build/src/build\generators.jam:1378: in generators.construct from module generators M:/data/boost/boost/tools/build/src/build\targets.jam:1553: in construct from module object(typed-target)@19839 M:/data/boost/boost/tools/build/src/build\targets.jam:1353: in class@basic-target.generate from module object(typed-target)@19839 M:/data/boost/boost/tools/build/src/build\targets.jam:774: in generate-really from module object(main-target)@148055 M:/data/boost/boost/tools/build/src/build\targets.jam:746: in class@main-target.generate from module object(main-target)@148055 M:/data/boost/boost/tools/build/src/build\targets.jam:895: in targets.generate-from-reference from module targets M:/data/boost/boost/tools/build/src/build\targets.jam:1266: in generate-dependencies from module object(alias-target-class)@19840 M:/data/boost/boost/tools/build/src/build\targets.jam:1323: in class@basic-target.generate from module object(alias-target-class)@19840 M:/data/boost/boost/tools/build/src/build\targets.jam:774: in generate-really from module object(main-target)@148056 M:/data/boost/boost/tools/build/src/build\targets.jam:746: in class@main-target.generate from module object(main-target)@148056 M:/data/boost/boost/tools/build/src/build\targets.jam:272: in class@project-target.generate from module object(project-target)@19754 M:/data/boost/boost/tools/build/src/build\targets.jam:272: in class@project-target.generate from module object(project-target)@2060 M:/data/boost/boost/tools/build/src\build-system.jam:710: in load from module build-system M:\data\boost\boost\tools\build\src/kernel\modules.jam:295: in import from module modules M:\data\boost\boost\tools\build\src/kernel/bootstrap.jam:139: in boost-build from module M:\data\boost\boost\boost-build.jam:17: in module scope from module Anyone any ideas? Thanks, John.