vldpyatkov commented on code in PR #4701: URL: https://github.com/apache/ignite-3/pull/4701#discussion_r1837907609
########## modules/replicator/src/main/java/org/apache/ignite/internal/raft/client/TopologyAwareRaftGroupService.java: ########## @@ -337,10 +337,14 @@ public CompletableFuture<Void> subscribeLeader(LeaderElectionListener callback) refreshAndGetLeaderWithTerm().thenAcceptAsync(leaderWithTerm -> { if (!leaderWithTerm.isEmpty()) { - serverEventHandler.onLeaderElected( - clusterService.topologyService().getByConsistentId(leaderWithTerm.leader().consistentId()), - leaderWithTerm.term() - ); + ClusterNode leaderHost = clusterService.topologyService().getByConsistentId(leaderWithTerm.leader().consistentId()); + + if (leaderHost != null) { Review Comment: I would print a warning here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@ignite.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org