Healthcheck fails - NPE

Sonatype Nexus Repository
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1

Hello,
Im trying to trigger “Analyze” on a proxy repo i have.
Sadly i task immediatly exists with NPE exception.
please see below:
> 2020-10-02 10:58:25,615+0000 INFO [quartz-3-thread-19] *SYSTEM org.sonatype.nexus.scheduling.internal.TaskSchedulerImpl - Task ‘Health Check: pypi-external’ [healthcheck] scheduled: hourly

    2020-10-02 10:58:25,615+0000 WARN  [quartz-3-thread-19]  *SYSTEM org.sonatype.nexus.quartz.internal.task.QuartzTaskJob - Task ded28d38-1127-4933-95c6-7917d70a1de6 : 'Health Check: pypi-external' [healthcheck] execution failure
    java.lang.NullPointerException: null
    	at com.thoughtworks.xstream.mapper.ClassAliasingMapper.addClassAlias(ClassAliasingMapper.java:37)
    	at com.thoughtworks.xstream.XStream.alias(XStream.java:1510)
    	at com.thoughtworks.xstream.XStream.setupAliases(XStream.java:920)
    	at com.thoughtworks.xstream.XStream.<init>(XStream.java:590)
    	at com.thoughtworks.xstream.XStream.<init>(XStream.java:514)
    	at com.thoughtworks.xstream.XStream.<init>(XStream.java:483)
    	at com.thoughtworks.xstream.XStream.<init>(XStream.java:429)
    	at com.thoughtworks.xstream.XStream.<init>(XStream.java:396)
    	at com.sonatype.insight.scan.model.io.XStreamFactory.newInstance(XStreamFactory.java:31)
    	at com.sonatype.insight.scan.model.io.ScanWriter.<init>(ScanWriter.java:49)
    	at com.sonatype.insight.scan.model.io.DefaultScanWriterFactory.newWriter(DefaultScanWriterFactory.java:36)
    	at com.sonatype.nexus.plugins.healthcheck.task.HealthCheckTask.doScan(HealthCheckTask.java:281)
    	at com.sonatype.nexus.plugins.healthcheck.task.HealthCheckTask.doRunSafe(HealthCheckTask.java:215)
    	at com.sonatype.nexus.plugins.healthcheck.task.HealthCheckTask.execute(HealthCheckTask.java:132)
    	at com.sonatype.nexus.plugins.healthcheck.task.HealthCheckTask.execute(HealthCheckTask.java:1)
    	at org.sonatype.nexus.scheduling.TaskSupport.call(TaskSupport.java:93)
    	at org.sonatype.nexus.quartz.internal.task.QuartzTaskJob.doExecute(QuartzTaskJob.java:145)
    	at org.sonatype.nexus.quartz.internal.task.QuartzTaskJob.execute(QuartzTaskJob.java:108)
    	at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
    	at org.sonatype.nexus.thread.internal.MDCAwareRunnable.run(MDCAwareRunnable.java:40)
    	at org.apache.shiro.subject.support.SubjectRunnable.doRun(SubjectRunnable.java:120)
    	at org.apache.shiro.subject.support.SubjectRunnable.run(SubjectRunnable.java:108)
    	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    	at java.lang.Thread.run(Thread.java:748)

Appreciate you help!

2

@dotan.s Can you also provide information about your Nexus version?

In case you did upgrade to the latest 3.28 Nexus Repository Manager,
are you trigger Analyze first time or you already did it on the previous version?
I just want to understand is it regression or not.

Thanks in advance!

3

Hi @aornatovskyy,
Nexus version : OSS 3.8.0-02

This is the first time im trying to trigger Analyze.