java.lang.NullPointerException

GitHub | zhangwei1979 | 8 months 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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    Cloud Foundry v2 in Grails

    Stack Overflow | 3 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 org.moqui.impl.entity.EntityListIteratorImpl.next()
    2. org.moqui.impl
      ServiceCallSyncImpl.call
      1. org.moqui.impl.entity.EntityListIteratorImpl.next(EntityListIteratorImpl.java:190)[moqui-framework-2.0.0.jar:2.0.0]
      2. org.moqui.impl.entity.EntityListIteratorImpl.getCompleteList(EntityListIteratorImpl.java:241)[moqui-framework-2.0.0.jar:2.0.0]
      3. org.moqui.impl.entity.EntityFindBase.listInternal(EntityFindBase.groovy:1105)[moqui-framework-2.0.0.jar:2.0.0]
      4. org.moqui.impl.entity.EntityFindBase.list(EntityFindBase.groovy:982)[moqui-framework-2.0.0.jar:2.0.0]
      5. org.moqui.impl.entity.EntityValueBase.setSequencedIdSecondary(EntityValueBase.groovy:505)[moqui-framework-2.0.0.jar:2.0.0]
      6. org.moqui.impl.service.runner.EntityAutoServiceRunner.checkAllPkFields(EntityAutoServiceRunner.groovy:152)[moqui-framework-2.0.0.jar:2.0.0]
      7. org.moqui.impl.service.runner.EntityAutoServiceRunner.createRecursive(EntityAutoServiceRunner.groovy:186)[moqui-framework-2.0.0.jar:2.0.0]
      8. org.moqui.impl.service.runner.EntityAutoServiceRunner.createEntity(EntityAutoServiceRunner.groovy:176)[moqui-framework-2.0.0.jar:2.0.0]
      9. org.moqui.impl.service.ServiceCallSyncImpl.runImplicitEntityAuto(ServiceCallSyncImpl.groovy:507)[moqui-framework-2.0.0.jar:2.0.0]
      10. org.moqui.impl.service.ServiceCallSyncImpl.callSingle(ServiceCallSyncImpl.groovy:254)[moqui-framework-2.0.0.jar:2.0.0]
      11. org.moqui.impl.service.ServiceCallSyncImpl.call(ServiceCallSyncImpl.groovy:165)[moqui-framework-2.0.0.jar:2.0.0]
      11 frames
    3. org.moqui.service
      ServiceCallSync$call$1.call
      1. org.moqui.service.ServiceCallSync$call$1.call(Unknown Source)[moqui-framework-2.0.0.jar:2.0.0]
      1 frame
    4. Groovy
      AbstractCallSite.call
      1. org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)[groovy-all-2.4.7.jar:2.4.7]
      2. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)[groovy-all-2.4.7.jar:2.4.7]
      3. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)[groovy-all-2.4.7.jar:2.4.7]
      3 frames
    5. Unknown
      mantle_order_OrderServices_create_OrderItem.run
      1. mantle_order_OrderServices_create_OrderItem.run(mantle_order_OrderServices_create_OrderItem:35)[script:?]
      1 frame
    6. org.moqui.impl
      ServiceCallSyncImpl.call
      1. org.moqui.impl.actions.XmlAction.run(XmlAction.groovy:66)[moqui-framework-2.0.0.jar:2.0.0]
      2. org.moqui.impl.service.runner.InlineServiceRunner.runService(InlineServiceRunner.groovy:53)[moqui-framework-2.0.0.jar:2.0.0]
      3. org.moqui.impl.service.ServiceCallSyncImpl.callSingle(ServiceCallSyncImpl.groovy:322)[moqui-framework-2.0.0.jar:2.0.0]
      4. org.moqui.impl.service.ServiceCallSyncImpl.call(ServiceCallSyncImpl.groovy:165)[moqui-framework-2.0.0.jar:2.0.0]
      4 frames
    7. org.moqui.service
      ServiceCallSync$call$1.call
      1. org.moqui.service.ServiceCallSync$call$1.call(Unknown Source)[moqui-framework-2.0.0.jar:2.0.0]
      1 frame
    8. Groovy
      AbstractCallSite.call
      1. org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)[groovy-all-2.4.7.jar:2.4.7]
      2. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)[groovy-all-2.4.7.jar:2.4.7]
      3. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)[groovy-all-2.4.7.jar:2.4.7]
      3 frames
    9. Unknown
      mantle_order_OrderServices_add_OrderProductQuantity.run
      1. mantle_order_OrderServices_add_OrderProductQuantity.run(mantle_order_OrderServices_add_OrderProductQuantity:111)[script:?]
      1 frame
    10. org.moqui.impl
      ServiceCallSyncImpl.call
      1. org.moqui.impl.actions.XmlAction.run(XmlAction.groovy:66)[moqui-framework-2.0.0.jar:2.0.0]
      2. org.moqui.impl.service.runner.InlineServiceRunner.runService(InlineServiceRunner.groovy:53)[moqui-framework-2.0.0.jar:2.0.0]
      3. org.moqui.impl.service.ServiceCallSyncImpl.callSingle(ServiceCallSyncImpl.groovy:322)[moqui-framework-2.0.0.jar:2.0.0]
      4. org.moqui.impl.service.ServiceCallSyncImpl.call(ServiceCallSyncImpl.groovy:165)[moqui-framework-2.0.0.jar:2.0.0]
      4 frames
    11. org.moqui.service
      ServiceCallSync$call$1.call
      1. org.moqui.service.ServiceCallSync$call$1.call(Unknown Source)[moqui-framework-2.0.0.jar:2.0.0]
      1 frame
    12. Groovy
      AbstractCallSite.call
      1. org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)[groovy-all-2.4.7.jar:2.4.7]
      2. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)[groovy-all-2.4.7.jar:2.4.7]
      3. org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)[groovy-all-2.4.7.jar:2.4.7]
      3 frames
    13. Unknown
      OrderDetail_xml_transition_addProductItem_service_call.run
      1. OrderDetail_xml_transition_addProductItem_service_call.run(OrderDetail_xml_transition_addProductItem_service_call:5)[script:?]
      1 frame
    14. org.moqui.impl
      MoquiServlet.service
      1. org.moqui.impl.actions.XmlAction.run(XmlAction.groovy:66)[moqui-framework-2.0.0.jar:2.0.0]
      2. org.moqui.impl.screen.ScreenDefinition$TransitionItem.run(ScreenDefinition.groovy:702)[moqui-framework-2.0.0.jar:2.0.0]
      3. org.moqui.impl.screen.ScreenRenderImpl.recursiveRunTransition(ScreenRenderImpl.groovy:239)[moqui-framework-2.0.0.jar:2.0.0]
      4. org.moqui.impl.screen.ScreenRenderImpl.recursiveRunTransition(ScreenRenderImpl.groovy:233)[moqui-framework-2.0.0.jar:2.0.0]
      5. org.moqui.impl.screen.ScreenRenderImpl.recursiveRunTransition(ScreenRenderImpl.groovy:233)[moqui-framework-2.0.0.jar:2.0.0]
      6. org.moqui.impl.screen.ScreenRenderImpl.recursiveRunTransition(ScreenRenderImpl.groovy:233)[moqui-framework-2.0.0.jar:2.0.0]
      7. org.moqui.impl.screen.ScreenRenderImpl.recursiveRunTransition(ScreenRenderImpl.groovy:233)[moqui-framework-2.0.0.jar:2.0.0]
      8. org.moqui.impl.screen.ScreenRenderImpl.internalRender(ScreenRenderImpl.groovy:349)[moqui-framework-2.0.0.jar:2.0.0]
      9. org.moqui.impl.screen.ScreenRenderImpl.render(ScreenRenderImpl.groovy:176)[moqui-framework-2.0.0.jar:2.0.0]
      10. org.moqui.impl.webapp.MoquiServlet.doScreenRequest(MoquiServlet.groovy:79)[moqui-framework-2.0.0.jar:2.0.0]
      11. org.moqui.impl.webapp.MoquiServlet.service(MoquiServlet.groovy:54)[moqui-framework-2.0.0.jar:2.0.0]
      11 frames
    15. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:790)[moqui-2.0.0.war:3.1.0]
      1 frame
    16. Jetty
      ServletHandler$CachedChain.doFilter
      1. org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:845)[moqui-2.0.0.war:9.3.11.v20160721]
      2. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1689)[moqui-2.0.0.war:9.3.11.v20160721]
      3. org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:225)[moqui-2.0.0.war:9.3.11.v20160721]
      4. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1676)[moqui-2.0.0.war:9.3.11.v20160721]
      4 frames
    17. Hazelcast
      WebFilter.doFilter
      1. com.hazelcast.web.WebFilter.doFilter(WebFilter.java:370)[moqui-framework-2.0.0.jar:3.6.4]
      1 frame
    18. Jetty
      ScopedHandler.handle
      1. org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)[moqui-2.0.0.war:9.3.11.v20160721]
      2. org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)[moqui-2.0.0.war:9.3.11.v20160721]
      3. org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)[moqui-2.0.0.war:9.3.11.v20160721]
      4. org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)[moqui-2.0.0.war:9.3.11.v20160721]
      5. org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)[moqui-2.0.0.war:9.3.11.v20160721]
      6. org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)[moqui-2.0.0.war:9.3.11.v20160721]
      7. org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)[moqui-2.0.0.war:9.3.11.v20160721]
      8. org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)[moqui-2.0.0.war:9.3.11.v20160721]
      9. org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)[moqui-2.0.0.war:9.3.11.v20160721]
      10. org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)[moqui-2.0.0.war:9.3.11.v20160721]
      10 frames
    19. org.eclipse.jetty
      GzipHandler.handle
      1. org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:397)[moqui-2.0.0.war:9.3.11.v20160721]
      1 frame
    20. Jetty
      SelectChannelEndPoint$2.run
      1. org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)[moqui-2.0.0.war:9.3.11.v20160721]
      2. org.eclipse.jetty.server.Server.handle(Server.java:524)[moqui-2.0.0.war:9.3.11.v20160721]
      3. org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:319)[moqui-2.0.0.war:9.3.11.v20160721]
      4. org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:253)[moqui-2.0.0.war:9.3.11.v20160721]
      5. org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:273)[moqui-2.0.0.war:9.3.11.v20160721]
      6. org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)[moqui-2.0.0.war:9.3.11.v20160721]
      7. org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)[moqui-2.0.0.war:9.3.11.v20160721]
      7 frames
    21. org.eclipse.jetty
      ExecuteProduceConsume.run
      1. org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)[moqui-2.0.0.war:9.3.11.v20160721]
      2. org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)[moqui-2.0.0.war:9.3.11.v20160721]
      3. org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)[moqui-2.0.0.war:9.3.11.v20160721]
      3 frames
    22. Jetty
      QueuedThreadPool$2.run
      1. org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)[moqui-2.0.0.war:9.3.11.v20160721]
      2. org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)[moqui-2.0.0.war:9.3.11.v20160721]
      2 frames
    23. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)[?:1.8.0_40]
      1 frame