java.lang.NullPointerException

GitHub | GoogleCodeExporter | 1 year ago
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  1. 0

    Getting a nullpointer exception when switching displayables in J2ME

    Stack Overflow | 6 years ago | Pallinder
    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
  2. 0

    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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  4. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  5. 0

    NullPointerException in MIDlet with left soft key

    Stack Overflow | 6 years ago | berry120
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callItemListener(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$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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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at info.extensiblecatalog.OAIToolkit.oai.dataproviders.LuceneFacadeDataProvider.doc2SetToRecordDTO()
    2. info.extensiblecatalog.OAIToolkit
      OaiRequestAction.execute
      1. info.extensiblecatalog.OAIToolkit.oai.dataproviders.LuceneFacadeDataProvider.doc2SetToRecordDTO(LuceneFacadeDataProvider.java:385)
      2. info.extensiblecatalog.OAIToolkit.oai.dataproviders.LuceneFacadeDataProvider.getSetsOfRecord(LuceneFacadeDataProvider.java:200)
      3. info.extensiblecatalog.OAIToolkit.api.Facade.transformRecord(Facade.java:839)
      4. info.extensiblecatalog.OAIToolkit.api.Facade.handleRecordLists(Facade.java:714)
      5. info.extensiblecatalog.OAIToolkit.api.Facade.doCachedSearch(Facade.java:383)
      6. info.extensiblecatalog.OAIToolkit.api.Facade.doListRecords(Facade.java:353)
      7. info.extensiblecatalog.OAIToolkit.struts.action.OaiRequestAction.execute(OaiRequestAction.java:80)
      7 frames
    3. struts
      ActionServlet.doGet
      1. org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
      2. org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
      3. org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
      4. org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
      4 frames
    4. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
      2 frames
    5. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
      5. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
      6. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
      7. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      8. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
      8 frames
    6. Grizzly HTTP
      JIoEndpoint$Worker.run
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
      3. org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
      3 frames
    7. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:619)
      1 frame