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via Sonatype JIRA by Benjamin Hanzelmann, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.sonatype.nexus.proxy.repository.AbstractGroupRepository.onEvent(AbstractGroupRepository.java:98)	at org.sonatype.plexus.appevents.AbstractSimpleEventMulticaster.notifyEventListeners(AbstractSimpleEventMulticaster.java:55)	at org.sonatype.nexus.proxy.repository.AbstractRepository.retrieveItem(AbstractRepository.java:821)	at org.sonatype.nexus.proxy.maven.ArtifactStoreHelper.storeItemWithChecksums(ArtifactStoreHelper.java:191)	at org.sonatype.nexus.proxy.maven.AbstractMavenRepository.storeItemWithChecksums(AbstractMavenRepository.java:363)	at org.sonatype.nexus.index.DefaultIndexerManager.storeIndexItem(DefaultIndexerManager.java:1388)	at org.sonatype.nexus.index.DefaultIndexerManager.publishRepositoryIndex(DefaultIndexerManager.java:1300)	at org.sonatype.nexus.index.DefaultIndexerManager.reindexRepository(DefaultIndexerManager.java:859)	at org.sonatype.nexus.index.DefaultIndexerManager.reindexRepository(DefaultIndexerManager.java:850)	at org.sonatype.nexus.index.DefaultIndexerManager.reindexRepository(DefaultIndexerManager.java:829)	at org.sonatype.nexus.tasks.ReindexTaskHandlerLegacy.reindexRepository(ReindexTaskHandlerLegacy.java:60)	at org.sonatype.nexus.tasks.AbstractIndexerTask.doRun(AbstractIndexerTask.java:72)	at org.sonatype.nexus.scheduling.AbstractNexusTask.call(AbstractNexusTask.java:159)	at org.sonatype.scheduling.DefaultScheduledTask.call(DefaultScheduledTask.java:437)	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)	at java.util.concurrent.FutureTask.run(FutureTask.java:138)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:206)	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)	at java.lang.Thread.run(Thread.java:662)