javax.servlet.ServletException: java.lang.NullPointerException

GitHub | mhardin | 6 months ago
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    NullPointerException when trying to load grid console page

    GitHub | 6 months ago | mhardin
    javax.servlet.ServletException: java.lang.NullPointerException

    Root Cause Analysis

    1. java.lang.NullPointerException

      null

      at org.openqa.grid.web.servlet.DisplayHelpServlet.getVersion()
    2. selenium-server
      DisplayHelpServlet.<init>
      1. org.openqa.grid.web.servlet.DisplayHelpServlet.getVersion(DisplayHelpServlet.java:105)[selenium-server-3.0.0-beta3.jar:na]
      2. org.openqa.grid.web.servlet.DisplayHelpServlet.<init>(DisplayHelpServlet.java:40)[selenium-server-3.0.0-beta3.jar:na]
      2 frames
    3. Java RT
      Class.newInstance
      1. sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)[na:1.8.0_65]
      2. sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)[na:1.8.0_65]
      3. sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)[na:1.8.0_65]
      4. java.lang.reflect.Constructor.newInstance(Constructor.java:422)[na:1.8.0_65]
      5. java.lang.Class.newInstance(Class.java:442)[na:1.8.0_65]
      5 frames
    4. org.seleniumhq.jetty9
      ServletContextHandler$Context.createServlet
      1. org.seleniumhq.jetty9.server.handler.ContextHandler$Context.createInstance(ContextHandler.java:2372)[jetty-repacked-9.2.13.v20160825.jar:3.1.0]
      2. org.seleniumhq.jetty9.servlet.ServletContextHandler$Context.createServlet(ServletContextHandler.java:1166)[jetty-repacked-9.2.13.v20160825.jar:3.1.0]
      2 frames