LogDevice cluster start error --- NOSEQUENCER and sequencer:[invalid NodeID]

[DerekSun96]

E1207 15:48:24.947992 51 [ld:srv:WG0] HashBasedSequencerLocator.cpp:208] locateSequencer() No available sequencer node for log 4611686018427387899. All sequencer nodes are unavailable.
E1207 15:48:24.948050 51 [ld:srv:WG0] SequencerRouter.cpp:56] operator()() skipped at least 2 log entries
E1207 15:48:24.948063 51 [ld:srv:WG0] SequencerRouter.cpp:56] operator()() Error during sequencer lookup for log 4611686018427387899 (NOSEQUENCER), reporting NOSEQUENCER.
E1207 15:48:24.948074 51 [ld:srv:WG0] SequencerRouter.cpp:105] onFailure() skipped at least 2 log entries
E1207 15:48:24.948084 51 [ld:srv:WG0] SequencerRouter.cpp:105] onFailure() Error during sequencer routing for log 4611686018427387899 (NOSEQUENCER), request[type:GET_SEQ_STATE_REQ_TYPE, handler:0x7f89ab9e7028].
W1207 15:48:24.948096 51 [ld:srv:WG0] GetSeqStateRequest.cpp:512] onSequencerRoutingFailure() Unable to find a sequencer node for log 4611686018427387899, rqid:25769803842, ctx:rsm, err(NOSEQUENCER)
W1207 15:48:24.948108 51 [ld:srv:WG0] GetSeqStateRequest.cpp:700] finalize() GET_SEQ_STATE for log 4611686018427387899 (rqid:25769803842, ctx:rsm) returned NOSEQUENCER: no sequencer was found for log
E1207 15:48:24.948228 59 [ld:srv:WB3] SyncSequencerRequest.cpp:178] onGotSeqState() Got sequencer state (id:25769803842) for log:4611686018427387899, status:NOSEQUENCER: no sequencer was found for log,sequencer:[invalid NodeID], last_released_lsn:LSN_INVALID, next_lsn:LSN_INVALID
W1207 15:48:25.224042 55 [ld:srv:WF0] FailureDetector.cpp:613] gossip() skipped at least 9 log entries
W1207 15:48:25.224093 55 [ld:srv:WF0] FailureDetector.cpp:613] gossip() haven't been processing gossips for 294 seconds(2943 intervals)