Please Help

“Warning – Adding a server to this cluster means all data on that server will be removed”. What does that imply?"
It will NOT eraser data in your current cluster. But rather prep your new node that you want to add by wiping the slate clean on the server.
The second machine 192.168.137.1:8091 sounds like you are pointing to a machine in your local enviroment (under your own router / switch). The 401 response is it saying I can connect but you gave me bad password.www.couchbase.com/docs/couchbase-manual-2.1.0/couchbase-admin-restapi-key-concepts-httpstatus.html

  1. I would recommend since you are just testing the system to reinstall couchbase into machine2. and add the new machine through the ADMIN CONSOLE in machine 1.