def show_error_message(self, pkg, msg):
        # TODO: isn't debug enough for the UI?
        debug.critical("Package %s (%s) says: %s"%(pkg.name,
                                                   pkg.identifier,
                                                   msg))
        app = get_vistrails_application()
        app.send_notification("pm_package_error_message", pkg.identifier,
                              pkg.name, msg)
Value of `w:locked/@w:val` or |False| if not present.
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/packagemanager.py/PackageManager.show_error_message--crossover with--dataset/ETHPy150Open python-openxml/python-docx/docx/oxml/styles.py/CT_Style.locked_val