id summary reporter owner description type status milestone component version severity resolution keywords cc 6890 BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS_ should use ::boost::python anonymous Ralf W. Grosse-Kunstleve "# define BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS_(derived, base) \ inline explicit derived(python::detail::borrowed_reference p) \ : base(p) {} \ inline explicit derived(python::detail::new_reference p) \ : base(p) {} \ inline explicit derived(python::detail::new_non_null_reference p) \ : base(p) {} should be # define BOOST_PYTHON_FORWARD_OBJECT_CONSTRUCTORS_(derived, base) \ inline explicit derived(::boost::python::detail::borrowed_reference p) \ : base(p) {} \ inline explicit derived(::boost::python::detail::new_reference p) \ : base(p) {} \ inline explicit derived(::boost::python::detail::new_non_null_reference p) \ : base(p) {} " Bugs closed To Be Determined python USE GITHUB Boost 1.46.1 Problem fixed boost::python::object