java.lang.NullPointerException

incubator-accumulo-user | Jason Trost | 5 years ago
  1. 0

    MockInstance usage not working...?

    incubator-accumulo-user | 5 years ago | Jason Trost
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$MonitorFileImpl.listFiles()
    2. Apache Commons JCI FileAlterationMonitor
      FilesystemAlterationObserverImpl.checkAndNotify
      1. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$MonitorFileImpl.listFiles(FilesystemAlterationObserverImpl.java:64)
      2. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.compareChilds(FilesystemAlterationObserverImpl.java:119)
      3. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.needsToBeDeleted(FilesystemAlterationObserverImpl.java:203)
      4. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.compareChilds(FilesystemAlterationObserverImpl.java:137)
      5. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.needsToBeDeleted(FilesystemAlterationObserverImpl.java:203)
      6. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.compareChilds(FilesystemAlterationObserverImpl.java:137)
      7. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.needsToBeDeleted(FilesystemAlterationObserverImpl.java:203)
      8. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.compareChilds(FilesystemAlterationObserverImpl.java:137)
      9. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl$Entry.needsToBeDeleted(FilesystemAlterationObserverImpl.java:203)
      10. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl.checkEntries(FilesystemAlterationObserverImpl.java:317)
      11. org.apache.commons.jci.monitor.FilesystemAlterationObserverImpl.checkAndNotify(FilesystemAlterationObserverImpl.java:331)
      11 frames
    3. org.apache.accumulo
      AccumuloFilesystemAlterationMonitor.run
      1. org.apache.accumulo.start.classloader.AccumuloFilesystemAlterationMonitor.run(AccumuloFilesystemAlterationMonitor.java:121)
      1 frame
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:722)
      1 frame