java.lang.NullPointerException

null

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Solutions on the web20398

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  • via GitHub by todoubaba
    , 1 year ago
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  • Stack trace

    • java.lang.NullPointerException: null at org.openqa.grid.web.servlet.DisplayHelpServlet.getVersion(DisplayHelpServlet.java:105)[selenium-server-3.0.0-beta3.jar:na] at org.openqa.grid.web.servlet.DisplayHelpServlet.<init>(DisplayHelpServlet.java:40)[selenium-server-3.0.0-beta3.jar:na] at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)[na:1.8.0_65] at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)[na:1.8.0_65] at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)[na:1.8.0_65] at java.lang.reflect.Constructor.newInstance(Constructor.java:422)[na:1.8.0_65] at java.lang.Class.newInstance(Class.java:442)[na:1.8.0_65] at org.seleniumhq.jetty9.server.handler.ContextHandler$Context.createInstance(ContextHandler.java:2372)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletContextHandler$Context.createServlet(ServletContextHandler.java:1166)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHolder.newInstance(ServletHolder.java:1203)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHolder.initServlet(ServletHolder.java:584)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHolder.getServlet(ServletHolder.java:468)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHolder.ensureInstance(ServletHolder.java:763)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHolder.prepare(ServletHolder.java:748)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle(ServletHandler.java:582)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle(SessionHandler.java:221)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.servlet.ServletHandler.doScope(ServletHandler.java:515)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.session.SessionHandler.doScope(SessionHandler.java:185)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope(ContextHandler.java:1061)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle(ScopedHandler.java:141)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.Server.handle(Server.java:499)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.HttpChannel.handle(HttpChannel.java:310)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.server.HttpConnection.onFillable(HttpConnection.java:257)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.io.AbstractConnection$2.run(AbstractConnection.java:540)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)[jetty-repacked-9.2.13.v20160825.jar:3.1.0] at java.lang.Thread.run(Thread.java:745)[na:1.8.0_65]

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