java.lang.NullPointerException: This exception has no message.

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via JIRA by Michael Stack, 1 year ago
This exception has no message.
via openejb-users by Maxime Thieu, 1 year ago
via openejb-users by Dain Sundstrom, 1 year ago
via JIRA by Michael Stack, 1 year ago
This exception has no message.
via howtodoinjava.com by Unknown author, 1 year ago
The owner protected this stack trace.
via JDK Bug System by Thomas Lenz, 1 year ago
This exception has no message.
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 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.java: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(CrawlController.java:652)
at org.archive.crawler.framework.CrawlController.initialize(CrawlController.java:378)
at org.archive.crawler.admin.CrawlJob.startCrawling(CrawlJob.java:777)
at org.archive.crawler.admin.CrawlJobHandler.startNextJobInternal(CrawlJobHandler.java:1120)
at org.archive.crawler.admin.CrawlJobHandler$2.run(CrawlJobHandler.java:1103)
at java.lang.Thread.run(Thread.java:595)

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