java.lang.AssertionError: Object to save cannot be null!

JIRA | Sebastian Vidrio | 2 years ago
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    [Solr-user] Re: SolrTestCaseJ4 Error: "java.lang.RuntimeException: java.io.IOException: Can't find resource..." - Grokbase

    grokbase.com | 1 year ago
    java.lang.AssertionError: fix your classpath to have tests-framework.jar before lucene-core.jar* at __randomizedtesting.SeedInfo.seed([50225DA1F52F32BB]:0) at org.apache.lucene.util.TestRuleSetupAndRestoreClassEnv.before(TestRuleSetupAndRestoreClassEnv.java:189) at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45) at org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:42) at com.carrotsearch.randomizedtesting.rules.SystemPropertiesInvariantRule$1.evaluate(SystemPropertiesInvariantRule.java:55) at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:39) at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:39) at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36) at org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:43) at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:48) at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:70) at org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:55) at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36) at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:358)
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    Recovery a fairly large crawl on crawling013, getting following exception: 10/13/2005 01:16:57 +0000 FINE org.archive.crawler.frontier.BdbFrontier put Restoring: 146.145.120.3 10/13/2005 01:16:57 +0000 FINE org.archive.crawler.frontier.BdbFrontier put Restoring: 168.8.216.16 java.lang.NullPointerException at java.util.TreeMap.compare(TreeMap.java:1093) at java.util.TreeMap.put(TreeMap.java:465) at java.util.TreeSet.add(TreeSet.java:210) at java.util.Collections$SynchronizedCollection.add(Collections.java:1581) at org.archive.crawler.frontier.BdbFrontier$4.put(BdbFrontier.java:326) at org.archive.crawler.frontier.BdbFrontier.put(BdbFrontier.java:375) at org.archive.crawler.frontier.BdbFrontier.resurrectOneQueueState(BdbFrontier .java:359) at org.archive.crawler.frontier.BdbFrontier.resurrectQueueState(BdbFrontier.ja va:329) at org.archive.crawler.frontier.BdbFrontier.initQueue(BdbFrontier.java:272) at org.archive.crawler.frontier.WorkQueueFrontier.initialize(WorkQueueFrontier .java:269) at org.archive.crawler.frontier.BdbFrontier.initialize(BdbFrontier.java:467) at org.archive.crawler.framework.CrawlController.setupCrawlModules(CrawlContro ller.java:652) at org.archive.crawler.framework.CrawlController.initialize(CrawlController.ja va:378) at org.archive.crawler.admin.CrawlJob.startCrawling(CrawlJob.java:777) at org.archive.crawler.admin.CrawlJobHandler.startNextJobInternal(CrawlJobHand ler.java:1120) at org.archive.crawler.admin.CrawlJobHandler$2.run(CrawlJobHandler.java:1103) at java.lang.Thread.run(Thread.java:595) Later adding asserts, I see that for the key '146.145.120.3', there is not item in allqueues: Exception in thread "StartNextJob" java.lang.AssertionError: null is null: 146.145.120.3 at org.archive.crawler.frontier.BdbFrontier.put(BdbFrontier.java:374) at org.archive.crawler.frontier.BdbFrontier.resurrectOneQueueState(BdbFrontier .java:354) at org.archive.crawler.frontier.BdbFrontier.resurrectQueueState(BdbFrontier.ja va:329) at org.archive.crawler.frontier.BdbFrontier.initQueue(BdbFrontier.java:272) at org.archive.crawler.frontier.WorkQueueFrontier.initialize(WorkQueueFrontier .java:269) at org.archive.crawler.frontier.BdbFrontier.initialize(BdbFrontier.java:467) at org.archive.crawler.framework.CrawlController.setupCrawlModules(CrawlContro ller.java:652) at org.archive.crawler.framework.CrawlController.initialize(CrawlController.ja va:378) at org.archive.crawler.admin.CrawlJob.startCrawling(CrawlJob.java:777) at org.archive.crawler.admin.CrawlJobHandler.startNextJobInternal(CrawlJobHand ler.java:1120) at org.archive.crawler.admin.CrawlJobHandler$2.run(CrawlJobHandler.java:1103) at java.lang.Thread.run(Thread.java:595)

    JIRA | 1 decade ago | Michael Stack
    java.lang.AssertionError: null is null: 146.145.120.3 at org.archive.crawler.frontier.BdbFrontier.put(BdbFrontier.java:374) at org.archive.crawler.frontier.BdbFrontier.resurrectOneQueueState(BdbFrontier .java:354) at org.archive.crawler.frontier.BdbFrontier.resurrectQueueState(BdbFrontier.ja va:329) at org.archive.crawler.frontier.BdbFrontier.initQueue(BdbFrontier.java:272) at org.archive.crawler.frontier.WorkQueueFrontier.initialize(WorkQueueFrontier .java:269) at org.archive.crawler.frontier.BdbFrontier.initialize(BdbFrontier.java:467) at org.archive.crawler.framework.CrawlController.setupCrawlModules(CrawlContro ller.java:652) at org.archive.crawler.framework.CrawlController.initialize(CrawlController.ja va:378) at org.archive.crawler.admin.CrawlJob.startCrawling(CrawlJob.java:777) at org.archive.crawler.admin.CrawlJobHandler.startNextJobInternal(CrawlJobHand ler.java:1120) at org.archive.crawler.admin.CrawlJobHandler$2.run(CrawlJobHandler.java:1103)

    Root Cause Analysis

    1. java.lang.AssertionError

      Object to save cannot be null!

      at water.serial.KeyedBinarySerializer.save()
    2. water.serial
      ObjectTreeBinarySerializer.save
      1. water.serial.KeyedBinarySerializer.save(KeyedBinarySerializer.java:35)
      2. water.serial.KeyedBinarySerializer.save(KeyedBinarySerializer.java:17)
      3. water.serial.ObjectTreeBinarySerializer.save(ObjectTreeBinarySerializer.java:72)
      3 frames
    3. water.api
      ModelsHandler.exportModel
      1. water.api.ModelsHandler.exportModel(ModelsHandler.java:206)
      1 frame
    4. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:483)
      4 frames
    5. water.api
      RequestServer.serve
      1. water.api.Handler.handle(Handler.java:56)
      2. water.api.RequestServer.handle(RequestServer.java:677)
      3. water.api.RequestServer.serve(RequestServer.java:614)
      3 frames
    6. water
      NanoHTTPD$HTTPSession.run
      1. water.NanoHTTPD$HTTPSession.run(NanoHTTPD.java:438)
      1 frame
    7. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame