java.lang.IllegalStateException: Attempt to use non-open Environment object().

github.com | 7 months ago
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    Attempt to use already closed Environment object when shutting down c… · yasserg/crawler4j@5bdcf4b · GitHub

    github.com | 7 months ago
    java.lang.IllegalStateException: Attempt to use non-open Environment object().
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    Commits · yasserg/crawler4j · GitHub

    github.com | 7 months ago
    java.lang.IllegalStateException: Attempt to use non-open Environment object().
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    Root Cause Analysis

    1. java.lang.IllegalStateException

      Attempt to use non-open Environment object().

      at com.sleepycat.je.Environment.checkHandleIsValid()
    2. Berkeley DB Java Edition
      Environment.beginTransaction
      1. com.sleepycat.je.Environment.checkHandleIsValid(Environment.java:2153)[je-5.0.73.jar:5.0.73]
      2. com.sleepycat.je.Environment.beginTransactionInternal(Environment.java:1312)[je-5.0.73.jar:5.0.73]
      3. com.sleepycat.je.Environment.beginTransaction(Environment.java:1284)[je-5.0.73.jar:5.0.73]
      3 frames
    3. crawler4j
      WebCrawler.run
      1. edu.uci.ics.crawler4j.frontier.InProcessPagesDB.removeURL(InProcessPagesDB.java:58)[crawler4j-4.1.jar:na]
      2. edu.uci.ics.crawler4j.frontier.Frontier.setProcessed(Frontier.java:163)[crawler4j-4.1.jar:na]
      3. edu.uci.ics.crawler4j.crawler.WebCrawler.run(WebCrawler.java:262)[crawler4j-4.1.jar:na]
      3 frames
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)[na:1.7.0_79]
      1 frame