java.lang.NullPointerException

opensearchserve | bjwesdorp | 4 years ago
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    Web Crawler - which urls does it parse?

    opensearchserve | 4 years ago | bjwesdorp
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.jaeksoft.searchlib.parser.htmlParser.HtmlDocumentProvider.getTitle()
    2. com.jaeksoft.searchlib
      ThreadAbstract.run
      1. com.jaeksoft.searchlib.parser.htmlParser.HtmlDocumentProvider.getTitle(HtmlDocumentProvider.java:87)
      2. com.jaeksoft.searchlib.parser.htmlParser.HtmlDocumentProvider.score(HtmlDocumentProvider.java:78)
      3. com.jaeksoft.searchlib.parser.htmlParser.HtmlDocumentProvider.bestScore(HtmlDocumentProvider.java:150)
      4. com.jaeksoft.searchlib.parser.HtmlParser.findBestProvider(HtmlParser.java:224)
      5. com.jaeksoft.searchlib.parser.HtmlParser.parseContent(HtmlParser.java:305)
      6. com.jaeksoft.searchlib.parser.Parser.doParserContent(Parser.java:182)
      7. com.jaeksoft.searchlib.parser.Parser.parseStream(Parser.java:195)
      8. com.jaeksoft.searchlib.parser.ParserSelector.parseStream(ParserSelector.java:398)
      9. com.jaeksoft.searchlib.crawler.web.spider.Crawl.parseContent(Crawl.java:144)
      10. com.jaeksoft.searchlib.crawler.web.spider.Crawl.download(Crawl.java:269)
      11. com.jaeksoft.searchlib.crawler.web.process.WebCrawlThread.crawl(WebCrawlThread.java:176)
      12. com.jaeksoft.searchlib.crawler.web.process.WebCrawlThread.runner(WebCrawlThread.java:119)
      13. com.jaeksoft.searchlib.process.ThreadAbstract.run(ThreadAbstract.java:259)
      13 frames
    3. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
      3. java.lang.Thread.run(Thread.java:662)
      3 frames