java.lang.NullPointerException

Oracle Community | 594196 | 7 years ago
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    Oracle Community | 7 years ago | 594196
    java.lang.NullPointerException
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    java.lang.NullPointerException
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    Getting a nullpointer exception when switching displayables in J2ME

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    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
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    J2ME (Java) - Null Pointer Exception caught in Display Class

    Stack Overflow | 6 years ago | Tom
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179
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    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at xxekgolm.oracle.apps.ota.admin.offering.webui.XXEKGMaintainOfferingCO.processRequest()
    2. xxekgolm.oracle.apps
      XXEKGMaintainOfferingCO.processRequest
      1. xxekgolm.oracle.apps.ota.admin.offering.webui.XXEKGMaintainOfferingCO.processRequest(XXEKGMaintainOfferingCO.java:95)
      1 frame
    3. oracle.apps.fnd
      OAPageBean.preparePage
      1. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequest(OAWebBeanHelper.java:587)
      2. oracle.apps.fnd.framework.webui.OAWebBeanContainerHelper.processRequest(OAWebBeanContainerHelper.java:247)
      3. oracle.apps.fnd.framework.webui.beans.layout.OAStackLayoutBean.processRequest(OAStackLayoutBean.java:350)
      4. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:959)
      5. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:926)
      6. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequest(OAWebBeanHelper.java:646)
      7. oracle.apps.fnd.framework.webui.OAWebBeanContainerHelper.processRequest(OAWebBeanContainerHelper.java:247)
      8. oracle.apps.fnd.framework.webui.beans.layout.OAStackLayoutBean.processRequest(OAStackLayoutBean.java:350)
      9. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:959)
      10. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:926)
      11. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequest(OAWebBeanHelper.java:646)
      12. oracle.apps.fnd.framework.webui.OAWebBeanContainerHelper.processRequest(OAWebBeanContainerHelper.java:247)
      13. oracle.apps.fnd.framework.webui.OAPageLayoutHelper.processRequest(OAPageLayoutHelper.java:1136)
      14. oracle.apps.fnd.framework.webui.beans.layout.OAPageLayoutBean.processRequest(OAPageLayoutBean.java:1569)
      15. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:959)
      16. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:926)
      17. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequest(OAWebBeanHelper.java:646)
      18. oracle.apps.fnd.framework.webui.OAWebBeanContainerHelper.processRequest(OAWebBeanContainerHelper.java:247)
      19. oracle.apps.fnd.framework.webui.beans.form.OAFormBean.processRequest(OAFormBean.java:385)
      20. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:959)
      21. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequestChildren(OAWebBeanHelper.java:926)
      22. oracle.apps.fnd.framework.webui.OAWebBeanHelper.processRequest(OAWebBeanHelper.java:646)
      23. oracle.apps.fnd.framework.webui.OAWebBeanContainerHelper.processRequest(OAWebBeanContainerHelper.java:247)
      24. oracle.apps.fnd.framework.webui.beans.OABodyBean.processRequest(OABodyBean.java:353)
      25. oracle.apps.fnd.framework.webui.OAPageBean.processRequest(OAPageBean.java:2360)
      26. oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:1759)
      27. oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:511)
      28. oracle.apps.fnd.framework.webui.OAPageBean.preparePage(OAPageBean.java:432)
      28 frames
    4. oa_html
      _OA._jspService
      1. oa_html._OA._jspService(_OA.java:84)
      1 frame
    5. oracle.jsp.runtime
      HttpJsp.service
      1. oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
      1 frame
    6. oracle.jsp.app
      JspApplication.dispatchRequest
      1. oracle.jsp.app.JspApplication.dispatchRequest(JspApplication.java:417)
      1 frame
    7. oracle.jsp
      JspServlet.service
      1. oracle.jsp.JspServlet.doDispatch(JspServlet.java:267)
      2. oracle.jsp.JspServlet.internalService(JspServlet.java:186)
      3. oracle.jsp.JspServlet.service(JspServlet.java:156)
      3 frames
    8. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
      1 frame
    9. oracle.jsp.provider
      Jsp20RequestDispatcher.forward
      1. oracle.jsp.provider.Jsp20RequestDispatcher.forward(Jsp20RequestDispatcher.java:162)
      1 frame
    10. oracle.jsp.runtime
      OraclePageContext.forward
      1. oracle.jsp.runtime.OraclePageContext.forward(OraclePageContext.java:187)
      1 frame
    11. oa_html
      _OA._jspService
      1. oa_html._OA._jspService(_OA.java:94)
      1 frame
    12. oracle.jsp.runtime
      HttpJsp.service
      1. oracle.jsp.runtime.HttpJsp.service(HttpJsp.java:119)
      1 frame
    13. oracle.jsp.app
      JspApplication.dispatchRequest
      1. oracle.jsp.app.JspApplication.dispatchRequest(JspApplication.java:417)
      1 frame
    14. oracle.jsp
      JspServlet.service
      1. oracle.jsp.JspServlet.doDispatch(JspServlet.java:267)
      2. oracle.jsp.JspServlet.internalService(JspServlet.java:186)
      3. oracle.jsp.JspServlet.service(JspServlet.java:156)
      3 frames
    15. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
      1 frame
    16. org.apache.jserv
      JServConnection.run
      1. org.apache.jserv.JServConnection.processRequest(JServConnection.java:456)
      2. org.apache.jserv.JServConnection.run(JServConnection.java:294)
      2 frames
    17. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:619)
      1 frame