java.lang.NullPointerException

Coderanch | Navy Hassan | 6 years ago
  1. 0

    Not able to use EL in JSTL

    Coderanch | 6 years ago | Navy Hassan
    java.lang.NullPointerException
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    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate()
    2. GWT dev
      PageContextImpl.proprietaryEvaluate
      1. org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:719)
      1 frame
    3. org.apache.jsp
      try_jsp._jspService
      1. org.apache.jsp.WEB_002dINF.views.try_jsp._jspx_meth_c_out_0(org.apache.jsp.WEB_002dINF.views.try_jsp:141)
      2. org.apache.jsp.WEB_002dINF.views.try_jsp._jspService(org.apache.jsp.WEB_002dINF.views.try_jsp:93)
      2 frames
    4. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      1 frame
    6. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
      3 frames
    7. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      1 frame
    8. Glassfish Core
      ApplicationDispatcher.forward
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
      4. org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)
      5. org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)
      6. org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
      6 frames
    9. apx.web.servlets
      AttributeServlet.doGet
      1. apx.web.servlets.AttributeServlet.doProcess(AttributeServlet.java:58)
      2. apx.web.servlets.AttributeServlet.doGet(AttributeServlet.java:30)
      2 frames
    10. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      2 frames
    11. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      2 frames
    12. JBoss Application Server Tomcat
      ReplyHeaderFilter.doFilter
      1. org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:81)
      1 frame
    13. Glassfish Core
      StandardContextValve.invoke
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
      4 frames
    14. JBoss Application Server Tomcat
      JaccContextValve.invoke
      1. org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:39)
      2. org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:159)
      3. org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:59)
      3 frames
    15. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
      2. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
      3. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
      4. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
      4 frames
    16. Grizzly HTTP
      MasterSlaveWorkerThread.run
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
      3. org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
      4. org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
      4 frames
    17. Java RT
      Thread.run
      1. java.lang.Thread.run(Unknown Source)
      1 frame