java.lang.NullPointerException

Coderanch | BJ Grau | 2 decades ago
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    My Own SCWCD Mock Exam

    Coderanch | 2 decades ago | BJ Grau
    java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at scwcd._0002fscwcd_0002fstart_0002ejspstart_jsp_0._jspService()
    2. scwcd
      _0002fscwcd_0002fstart_0002ejspstart_jsp_0._jspService
      1. scwcd._0002fscwcd_0002fstart_0002ejspstart_jsp_0._jspService(_0002fscwcd_0002fstart_0002ejspstart_jsp_0.java:121)
      1 frame
    3. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
      1 frame
    4. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      1 frame
    5. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:183)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:333)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:411)
      3 frames
    6. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      1 frame
    7. org.apache.tomcat
      ContextManager.service
      1. org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:408)
      2. org.apache.tomcat.core.Handler.service(Handler.java:286)
      3. org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:376)
      4. org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
      5. org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
      5 frames
    8. ngasi.connector.tomcat32
      TomcatConnectionHandler.handleConnection
      1. ngasi.connector.tomcat32.TomcatConnectionHandler.handleConnection(Unknown Source)
      1 frame
    9. ezj.b
      e.run
      1. ezj.b.e.run(Unknown Source)
      1 frame