java.lang.NullPointerException

Terracotta | spido | 9 years ago
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    Assign onCickListener to imageView in ExpandableListView inside getChildView.
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    samebug tip
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.
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    Android: Saving Map State in Google map

    Stack Overflow | 1 year 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 com.terracotta.session.SessionData.getId()
    2. com.terracotta.session
      SessionData.getId
      1. com.terracotta.session.SessionData.getId(SessionData.java:325)
      1 frame
    3. org.apache.jsp
      showSessions_jsp._jspService
      1. org.apache.jsp.terracotta.showSessions_jsp._jspService(showSessions_jsp.java:129)
      1 frame
    4. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    6. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
      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:802)
      1 frame
    8. 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
    9. md
      ResponseHeaderFilter.doFilter
      1. md.ResponseHeaderFilter.doFilter(ResponseHeaderFilter.java:215)
      1 frame
    10. Glassfish Core
      StandardEngineValve.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)
      5. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
      6. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
      7. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
      7 frames
    11. com.tc.tomcat55
      SessionValve55.invoke
      1. com.tc.tomcat55.session.SessionValve55.tcInvoke(SessionValve55.java:63)
      2. com.tc.tomcat55.session.SessionValve55.invoke(SessionValve55.java:50)
      2 frames
    12. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
      1 frame
    13. Embedded GlassFish Web
      ChannelSocket$SocketConnection.runIt
      1. org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
      2. org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:282)
      3. org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
      4. org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
      5. org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:889)
      5 frames
    14. Tomcat Util
      ThreadPool$ControlRunnable.run
      1. org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
      1 frame
    15. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:619)
      1 frame