After starting the VM and logging into ambari, all the services are in an unknown state. The 'ambari-agent start' comes back with this error in its logs: INFO 2016-10-30 05:19:39,945 NetUtil.py:62 - Connecting to <a href="https://sandbox.hortonworks.com:8440/connection_info">https://sandbox.hortonworks.com:8440/connection_info</a>
INFO 2016-10-30 05:19:40,001 security.py:100 - SSL Connect being called.. connecting to the server
INFO 2016-10-30 05:19:40,069 security.py:61 - SSL connection established. Two-way SSL authentication is turned off on the server.
ERROR 2016-10-30 05:19:40,087 Controller.py:180 - Cannot register host with non compatible agent version, hostname=sandbox.hortonworks.com, agentVersion=, serverVersion=18.104.22.168
INFO 2016-10-30 05:19:40,087 Controller.py:463 - Registration response from sandbox.hortonworks.com was FAILED
INFO 2016-10-30 05:19:40,087 Controller.py:478 - Registration response from %s didn't contain 'response' as a key
INFO 2016-10-30 05:19:40,087 Controller.py:450 - Finished heartbeating and registering cycle
INFO 2016-10-30 05:19:40,087 Controller.py:456 - Controller thread has successfully finished
INFO 2016-10-30 05:19:40,162 ExitHelper.py:53 - Performing cleanup before exiting...
INFO 2016-10-30 05:19:40,162 ExitHelper.py:67 - Cleanup finished, exiting with code:0
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