g_errorMessages = {1: 'Syntax error in expression %(expr)r: %(err)s', 2: 'Unrecognized instruction in XUpdate namespace: %(name)r', 10: 'Missing required version attribute', 11: 'Missing required select attribute', 12: 'Missing required "test" attribute', 13: 'select expression "%(expr)s" must evaluate to a non-empty node-set', 14: 'XUpdate version %(version)s unsupported by this implementation', 100: 'Invalid DOM node %(node)r', 101: 'Unknown node type %(nodetype)r'}