Please help me to resolve this issue.,
Un unknown server-side error occurred while processing the command. Original error: An unknown server-side error occurred while processing the command. (Original error: unknown error: Chrome version must be >= 49.0.2623.0
(Driver info: chromedriver=2.22.397929 (fb72fb249a903a0b1041ea71eb4c8b3fa0d9be5a),platform=Mac OS X 10.10.5 x86_64)) (WARNING: The server did not provide any stacktrace information)