java.lang.NullPointerException

Google Groups | Pantelis Karamolegkos | 5 months ago
  1. 0

    Tomcat error after pulling from master branch

    Google Groups | 5 months ago | Pantelis Karamolegkos
    java.lang.NullPointerException
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    Installation problem

    Google Groups | 2 days ago | Nico Schwab
    java.lang.NullPointerException
  3. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
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  5. 0
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.
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    Android: Saving Map State in Google map

    Stack Overflow | 1 year 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.dspace.core.AbstractHibernateDAO.getHibernateSession()
    2. DSpace Kernel :: API and Implementation
      DSpaceWebappListener.contextInitialized
      1. org.dspace.core.AbstractHibernateDAO.getHibernateSession(AbstractHibernateDAO.java:48)
      2. org.dspace.core.AbstractHibernateDAO.create(AbstractHibernateDAO.java:38)
      3. org.dspace.app.util.WebAppServiceImpl.create(WebAppServiceImpl.java:49)
      4. org.dspace.app.util.AbstractDSpaceWebapp.register(AbstractDSpaceWebapp.java:75)
      5. org.dspace.app.util.DSpaceWebappListener.contextInitialized(DSpaceWebappListener.java:31)
      5 frames
    3. Glassfish Core
      ContainerBase$StartChild.call
      1. org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4797)
      2. org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5221)
      3. org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
      4. org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408)
      5. org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398)
      5 frames
    4. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      2. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      3. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      4. java.lang.Thread.run(Thread.java:745)
      4 frames