org.apache.jasper.JasperException: java.lang.NullPointerException

openxava | jegomez | 1 year ago
tip
Your exception is missing from the Samebug knowledge base.
Here are the best solutions we found on the Internet.
Click on the to mark the helpful solution and get rewards for you help.
  1. 0

    Fallo al crear un objeto desde una colección en xavaPhone

    openxava | 1 year ago | jegomez
    org.apache.jasper.JasperException: java.lang.NullPointerException
  2. 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
  3. Speed up your debug routine!

    Automated exception search integrated into your IDE

  4. 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
  5. 0

    Cloud Foundry v2 in Grails

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

    Not finding the right solution?
    Take a tour to get the most out of Samebug.

    Tired of useless tips?

    Automated exception search integrated into your IDE

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.jsp.phone.buttonBar_jsp._jspService()
    2. org.apache.jsp
      buttonBar_jsp._jspService
      1. org.apache.jsp.phone.buttonBar_jsp._jspService(buttonBar_jsp.java:248)
      1 frame
    3. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
      1 frame
    4. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
      1 frame
    5. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
      3 frames
    6. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
      1 frame
    7. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
      2 frames
    8. Tomcat WS
      WsFilter.doFilter
      1. org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
      1 frame
    9. Glassfish Core
      ApplicationDispatcher.forward
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)
      4. org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:486)
      5. org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411)
      6. org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338)
      6 frames
    10. org.openxava.web
      Module.request
      1. org.openxava.web.servlets.Servlets.getURIAsString(Servlets.java:120)
      2. org.openxava.web.servlets.Servlets.getURIAsString(Servlets.java:99)
      3. org.openxava.web.dwr.Module.getURIAsString(Module.java:211)
      4. org.openxava.web.dwr.Module.fillResult(Module.java:233)
      5. org.openxava.web.dwr.Module.request(Module.java:97)
      5 frames
    11. Java RT
      Method.invoke
      1. sun.reflect.GeneratedMethodAccessor146.invoke(Unknown Source)
      2. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      3. java.lang.reflect.Method.invoke(Method.java:606)
      3 frames
    12. Direct Web Remoting
      DwrServlet.doPost
      1. org.directwebremoting.impl.ExecuteAjaxFilter.doFilter(ExecuteAjaxFilter.java:34)
      2. org.directwebremoting.impl.DefaultRemoter$1.doFilter(DefaultRemoter.java:428)
      3. org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:431)
      4. org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:283)
      5. org.directwebremoting.servlet.PlainCallHandler.handle(PlainCallHandler.java:52)
      6. org.directwebremoting.servlet.UrlProcessor.handle(UrlProcessor.java:101)
      7. org.directwebremoting.servlet.DwrServlet.doPost(DwrServlet.java:146)
      7 frames
    13. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
      2 frames
    14. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
      2 frames
    15. Tomcat WS
      WsFilter.doFilter
      1. org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
      1 frame
    16. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
      5. org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
      6. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
      7. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
      8. org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
      9. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
      10. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
      10 frames
    17. Grizzly HTTP
      JIoEndpoint$SocketProcessor.run
      1. org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
      2. org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
      3. org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
      3 frames
    18. Java RT
      ThreadPoolExecutor$Worker.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      2 frames
    19. Tomcat Util
      TaskThread$WrappingRunnable.run
      1. org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
      1 frame
    20. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame