In the cluster in the hosts files there really is no information about the third server. and in the third server in the hosts file there is no information about the servers in the cluster.
I will try to tell you clearly. I have a working cluster, there are two servers in this cluster. I connect the third server to this cluster. And in the process of joining the cluster this error occurs
Hello everybody! This error occurs when a node is connected to a worker cluster consisting of two nodes. Please tell me how to fix this error, what is a fingerprint, where can I find it? I'm new, so I apologize early for the incompetence.