Log Unexpected failure applying (version 6.8) – How To Solve Related Issues

Log Unexpected failure applying (version 6.8) – How To Solve Related Issues

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

To resolve issues causing many log errors you can try our Elasticsearch Check-Up it analyses ES configuration to provide actionable recommendations (no installation required) 


To troubleshoot log “Unexpected failure applying (version 6.8)” it’s important to understand a few problems related to Elasticsearch concepts discovery. See bellow important tips and explanations on these concepts

Log Context

Log”Unexpected failure applying [{}]” classname is ZenDiscovery.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                     }
                }

                
Override
                public void onFailure(String source; Exception e) {
                    logger.error(() -> new ParameterizedMessage("unexpected failure applying [{}]"; reason); e);
                    try {
                        // TODO: use cluster state uuid instead of full cluster state so that we don't keep reference to CS around
                        // for too long.
                        pendingStatesQueue.markAsFailed(newClusterState; e);
                    } catch (Exception inner) {



Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 TFS 2018, code search and work item search returns error: Unexpected error in search service

1.48 K 1

Github Issue Number 32767  

 

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