java.lang.NullPointerException

Stack Overflow | manban | 1 month ago
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  1. 0

    Has anyone seen this before with Axis Web services before?

    Coderanch | 10 years ago | Joey HasNoLastName
    java.lang.ClassCastException: mil.test.ws.TestServicePortImpl
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  3. 0

    Having problem access the EJB 3 from Web Component

    Oracle Community | 10 years ago | 843830
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at test.personservice.dao.PersonDAO.getAllPersons()
    2. test.personservice.dao
      PersonDAO.getAllPersons
      1. test.personservice.dao.PersonDAO.getAllPersons(PersonDAO.java:21)
      1 frame
    3. test.personservice.data
      Storage.<init>
      1. test.personservice.data.Storage.initSampleData(Storage.java:94)
      2. test.personservice.data.Storage.<init>(Storage.java:30)
      2 frames
    4. test.personservice.web
      PersonServlet.service
      1. test.personservice.web.PersonServlet.service(PersonServlet.java:35)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
      1 frame
    6. Glassfish Core
      StandardPipeline.invoke
      1. org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682)
      2. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:318)
      3. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160)
      4. org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734)
      5. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673)
      5 frames
    7. Glassfish
      WebPipeline.invoke
      1. com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99)
      1 frame
    8. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174)
      2. org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:416)
      3. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:283)
      3 frames
    9. Kernel Classes
      ContainerMapper.service
      1. com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459)
      2. com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167)
      2 frames
    10. Grizzly Server
      HttpServerFilter.handleRead
      1. org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:206)
      2. org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:180)
      3. org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235)
      3 frames
    11. Grizzly
      AbstractThreadPool$Worker.run
      1. org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
      2. org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:283)
      3. org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200)
      4. org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132)
      5. org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111)
      6. org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
      7. org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:536)
      8. org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
      9. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)
      10. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)
      11. org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)
      12. org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:591)
      13. org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:571)
      13 frames
    12. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame