Caused by: java.lang.IllegalStateException: Unrecoverable indexation failures: 1 errors among 1 requ

I am using SonarQube Version 7.7 (build 23042)
and my code can’t pass the SonarQube Quality Gate.
I thought I was the low coverage issue however it seems not.
The project already has 78.9% of coverage.

Also, one weird thing is that SonarQube Analysis shows that there is one bug on my code
but it never shows where the bug has occured.

Thanks for taking your time on this topic.

Error Details
org.sonar.ce.task.projectanalysis.component.VisitException: Visit of Component {key=ep-estimation-service,uuid=AWtJSkPxSYjwi6GhUijp,type=PROJECT} failed
	at org.sonar.ce.task.projectanalysis.component.VisitException.rethrowOrWrap(VisitException.java:44)
	at org.sonar.ce.task.projectanalysis.component.DepthTraversalTypeAwareCrawler.visit(DepthTraversalTypeAwareCrawler.java:41)
	at org.sonar.ce.task.projectanalysis.purge.PurgeDatastoresStep.execute(PurgeDatastoresStep.java:70)
	at org.sonar.ce.task.step.ComputationStepExecutor.executeStep(ComputationStepExecutor.java:81)
	at org.sonar.ce.task.step.ComputationStepExecutor.executeSteps(ComputationStepExecutor.java:72)
	at org.sonar.ce.task.step.ComputationStepExecutor.execute(ComputationStepExecutor.java:59)
	at org.sonar.ce.task.projectanalysis.taskprocessor.ReportTaskProcessor.process(ReportTaskProcessor.java:81)
	at org.sonar.ce.taskprocessor.CeWorkerImpl$ExecuteTask.executeTask(CeWorkerImpl.java:207)
	at org.sonar.ce.taskprocessor.CeWorkerImpl$ExecuteTask.run(CeWorkerImpl.java:189)
	at org.sonar.ce.taskprocessor.CeWorkerImpl.findAndProcessTask(CeWorkerImpl.java:156)
	at org.sonar.ce.taskprocessor.CeWorkerImpl$TrackRunningState.get(CeWorkerImpl.java:131)
	at org.sonar.ce.taskprocessor.CeWorkerImpl.call(CeWorkerImpl.java:83)
	at org.sonar.ce.taskprocessor.CeWorkerImpl.call(CeWorkerImpl.java:51)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.IllegalStateException: Unrecoverable indexation failures: 1 errors among 1 requests
	at org.sonar.server.es.IndexingListener$1.onFinish(IndexingListener.java:39)
	at org.sonar.server.es.BulkIndexer.stop(BulkIndexer.java:122)
	at org.sonar.server.issue.index.IssueIndexer.deleteByKeys(IssueIndexer.java:234)
	at org.sonar.ce.task.projectanalysis.purge.IndexPurgeListener.onIssuesRemoval(IndexPurgeListener.java:46)
	at org.sonar.db.purge.PurgeDao.deleteOldClosedIssues(PurgeDao.java:111)
	at org.sonar.db.purge.PurgeDao.purge(PurgeDao.java:70)
	at org.sonar.ce.task.projectanalysis.purge.ProjectCleaner.purge(ProjectCleaner.java:63)
	at org.sonar.ce.task.projectanalysis.purge.PurgeDatastoresStep.execute(PurgeDatastoresStep.java:76)
	at org.sonar.ce.task.projectanalysis.purge.PurgeDatastoresStep.access$000(PurgeDatastoresStep.java:38)
	at org.sonar.ce.task.projectanalysis.purge.PurgeDatastoresStep$1.visitProject(PurgeDatastoresStep.java:63)
	at org.sonar.ce.task.projectanalysis.component.DepthTraversalTypeAwareCrawler.visitNode(DepthTraversalTypeAwareCrawler.java:70)
	at org.sonar.ce.task.projectanalysis.component.DepthTraversalTypeAwareCrawler.visitImpl(DepthTraversalTypeAwareCrawler.java:51)
	at org.sonar.ce.task.projectanalysis.component.DepthTraversalTypeAwareCrawler.visit(DepthTraversalTypeAwareCrawler.java:39)
	... 19 more

Hi,

Welcome to the community!

Your version is past EOL. You should upgrade to either the latest version or the current LTS at your earliest convenience. Your upgrade path is:

7.7 → 7.9.6 → 8.9.10 → 9.7.1 (last step optional)

You may find the Upgrade Guide and the LTS-to-LTS Upgrade Notes helpful. If you have questions about upgrading, feel free to open a new thread for that here.

If your error persists after upgrade, please come back to us.

 
HTH,
Ann