--- bindings/low-level/python/_prelude.c~ 2008-09-19 15:19:20.000000000 +0200 +++ bindings/low-level/python/_prelude.c 2008-12-27 06:53:14.000000000 +0100 @@ -856,7 +856,7 @@ Py_DECREF(old_str); Py_DECREF(value); } else { - PyErr_Format(PyExc_RuntimeError, mesg); + PyErr_Format(PyExc_RuntimeError, "%s", mesg); } }