We are not able to join a new node to the existing cluster and getting below error.
We had checked that the firewall is disabled across nodes. Any help would be appreciated.
[user:info,2023-04-18T12:08:32.728Z,firstname.lastname@example.org:<0.19200.11>:ns_cluster:add_node_to_group:86]Failed to add node cbnode2.com:8091 to cluster. Join completion call failed. Got HTTP status 500 from REST call post to http://cbnode2.com:8091/completeJoin. Body was: “["Unexpected server error, request logged."]”