javax.servlet.ServletException: java.lang.NullPointerException

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    javax.servlet.ServletException: java.lang.NullPointerException
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    javax.servlet.ServletException: java.lang.NullPointerException

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    Root Cause Analysis

    1. javax.servlet.ServletException

      java.lang.NullPointerException

      at org.kohsuke.stapler.Stapler.tryInvoke()
    2. Stapler
      Stapler.service
      1. org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:796)
      2. org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
      3. org.kohsuke.stapler.MetaClass$13.dispatch(MetaClass.java:411)
      4. org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)
      5. org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
      6. org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
      7. org.kohsuke.stapler.Stapler.service(Stapler.java:238)
      7 frames
    3. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
      1 frame