CE: initial_rebalance_failed,index: serverGroups API: HTTP error 400 Bad Request

[ns_server:error,2021-12-07T12:58:20.160-08:00,ns_1@cb.local:cleanup_process<0.1270.0>:service_janitor:init_topology_aware_service:91]Initial rebalance for `index` failed: {error,

                                       {initial_rebalance_failed,index,

                                        {agent_died,<0.1173.0>,

                                         {linked_process_died,<0.1174.0>,

                                          {'ns_1@cb.local',

                                           {no_connection,

                                            "index-service_api"}}}}}}

[ns_server:debug,2021-12-07T12:58:20.160-08:00,ns_1@cb.local:cleanup_process<0.1270.0>:service_janitor:init_topology_aware_service:84]Doing initial topology change for service `n1ql'

[ns_server:debug,2021-12-07T12:58:20.160-08:00,ns_1@cb.local:service_rebalancer-n1ql<0.2698.0>:service_agent:wait_for_agents:69]Waiting for the service agents for service n1ql to come up on nodes:

['ns_1@cb.local']

[ns_server:debug,2021-12-07T12:58:20.161-08:00,ns_1@cb.local:service_rebalancer-n1ql<0.2698.0>:service_agent:wait_for_agents_loop:87]All service agents are ready for n1ql

[rebalance:info,2021-12-07T12:58:20.161-08:00,ns_1@cb.local:service_rebalancer-n1ql-worker<0.2708.0>:service_rebalancer:rebalance_worker:147]Rebalancing service n1ql with id <<"a5a93fb4ffc42c075cbded104c08aee7">>.

KeepNodes: ['ns_1@cb.local']

EjectNodes: []

DeltaNodes: []

[ns_server:debug,2021-12-07T12:58:20.161-08:00,ns_1@cb.local:menelaus_cbauth<0.899.0>:menelaus_cbauth:handle_cast:101]Observed json rpc process {"goxdcr-cbauth",<0.647.0>} needs_update

[ns_server:debug,2021-12-07T12:58:20.162-08:00,ns_1@cb.local:service_rebalancer-n1ql-worker<0.2708.0>:service_rebalancer:rebalance_worker:153]Got node infos:

[{'ns_1@cb.local',[{node_id,<<"b573c750f484a18e76bfdb7775084b99">>},

                   {priority,0},

                   {opaque,null}]}]

[ns_server:debug,2021-12-07T12:58:20.162-08:00,ns_1@cb.local:menelaus_cbauth<0.899.0>:menelaus_cbauth:handle_cast:101]Observed json rpc process {"projector-cbauth",<0.1196.0>} needs_update

[ns_server:debug,2021-12-07T12:58:20.163-08:00,ns_1@cb.local:menelaus_cbauth<0.899.0>:menelaus_cbauth:handle_cast:101]Observed json rpc process {"cbq-engine-cbauth",<0.1200.0>} needs_update

[ns_server:info,2021-12-07T12:58:23.767-08:00,ns_1@cb.local:<0.1014.0>:ns_orchestrator:handle_event:492]Skipping janitor in state janitor_running

[ns_server:error,2021-12-07T12:58:23.774-08:00,ns_1@cb.local:service_status_keeper_worker<0.963.0>:rest_utils:get_json:62]Request to (indexer) getIndexStatus with headers [] failed: {error,

                                                             {econnrefused,

                                                              [{lhttpc_client,

                                                                send_request,

                                                                1,

                                                                [{file,

                                                                  "/home/couchbase/jenkins/workspace/couchbase-server-unix/couchdb/src/lhttpc/lhttpc_client.erl"},

                                                                 {line,220}]},

                                                               {lhttpc_client,

                                                                execute,9,

                                                                [{file,

                                                                  "/home/couchbase/jenkins/workspace/couchbase-server-unix/couchdb/src/lhttpc/lhttpc_client.erl"},

                                                                 {line,169}]},

                                                               {lhttpc_client,

                                                                request,9,

                                                                [{file,

                                                                  "/home/couchbase/jenkins/workspace/couchbase-server-unix/couchdb/src/lhttpc/lhttpc_client.erl"},

                                                                 {line,

                                                                  93}]}]}}

2021-12-07T12:57:20.321-08:00 [Warn] certifcate location is missing.  Cannot refresh certifcate

2021-12-07T12:57:20.321-08:00 [Info] Encryption config refresh successfully.   Encryption enabled=false

2021-12-07T12:57:20.321-08:00 [Info] security context:  encryptLocalHost true Local IP's: map[127.0.0.1:true 172.23.97.211:true ::1:true fd63:6f75:6368:2060:70de:93ff:fe0f:a193:true fe80::70de:93ff:fe0f:a193:true]

2021-12-07T12:57:22.331-08:00 [Info] Error occurred during cluster info update (HTTP error 400 Bad Request getting "http://127.0.0.1:8091/pools/default/serverGroups?v=86973393": This http API endpoint requires enterprise edition) .. Retrying(1)

2021-12-07T12:57:24.336-08:00 [Info] Error occurred during cluster info update (HTTP error 400 Bad Request getting "http://127.0.0.1:8091/pools/default/serverGroups?v=86973393": This http API endpoint requires enterprise edition) .. Retrying(2)

2021-12-07T12:57:26.341-08:00 [Info] Error occurred during cluster info update (HTTP error 400 Bad Request getting "http://127.0.0.1:8091/pools/default/serverGroups?v=86973393": This http API endpoint requires enterprise edition) .. Retrying(3)

2021-12-07T12:57:28.347-08:00 [Info] Error occurred during cluster info update (HTTP error 400 Bad Request getting "http://127.0.0.1:8091/pools/default/serverGroups?v=86973393": This http API endpoint requires enterprise edition) .. Retrying(4)

2021-12-07T12:57:30.351-08:00 [Info] Error occurred during cluster info update (HTTP error 400 Bad Request getting "http://127.0.0.1:8091/pools/default/serverGroups?v=86973393": This http API endpoint requires enterprise edition) .. Retrying(5)

2021-12-07T12:57:32.356-08:00 [Info] Error occurred during cl