java.lang.NullPointerException

GitHub | resetnow | 9 months ago
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  1. 0

    GitHub comment 2030#241704840

    GitHub | 9 months ago | resetnow
    java.lang.NullPointerException
  2. 0

    Unable to use notch 2.3 crawl script for MySQL, Mongo, or Cassandra

    mail-archive.com | 2 years ago
    org.apache.gora.util.GoraException: java.lang.NullPointerException
  3. 0

    Nutch - User - Unable to use notch 2.3 crawl script for MySQL, Mongo, or Cassandra

    nabble.com | 1 year ago
    org.apache.gora.util.GoraException: java.lang.NullPointerException
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  5. 0

    Network error

    GitHub | 2 years ago | 3TUSK
    java.lang.NullPointerException
  6. 0

    GitHub comment 1#271494311

    GitHub | 4 months ago | weyiming
    java.lang.NullPointerException

  1. jk 3 times, last 10 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.concurrent.ConcurrentHashMap.get()
  2. Java RT
    ConcurrentHashMap.containsKey
    1. java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936)
    2. java.util.concurrent.ConcurrentHashMap.containsKey(ConcurrentHashMap.java:964)
    2 frames
  3. org.eclipse.smarthome
    WebAppServlet.service
    1. org.eclipse.smarthome.io.rest.sitemap.SitemapSubscriptionService.exists(SitemapSubscriptionService.java:112)
    2. org.eclipse.smarthome.io.rest.sitemap.SitemapSubscriptionService.setPageId(SitemapSubscriptionService.java:143)
    3. org.eclipse.smarthome.ui.basic.internal.servlet.WebAppServlet.service(WebAppServlet.java:146)
    3 frames