title: Exception in GroovyHookScript while starting the Jenkins server
body: <p>Facing issue with starting the Jenkins instance.. here is the log,
  I am using 1.542 (also tried with previous releases but no success)</p>
  
  <p>Anybody is facing this kind of issue?</p>
  
  <p>It looked very similar to <a href="https://issues.jenkins-ci.org/browse/JENKINS-20609" rel="noreferrer">https://issues.jenkins-ci.org/browse/JENKINS-20609</a> but not sure if thats the case</p>
  
  <pre><code>Running from: /home/jenkins/jenkins-latest.war
  webroot: $user.home/.jenkins
  Dec 04, 2013 11:11:38 PM org.eclipse.jetty.util.log.JavaUtilLog info
  INFO: jetty-8.y.z-SNAPSHOT
  Dec 04, 2013 11:11:38 PM org.eclipse.jetty.util.log.JavaUtilLog info
  INFO: Extract jar:file:/home/jenkins/jenkins-latest.war!/ to /tmp/jetty-0.0.0.0-8080-jenkins-latest.war--any-/webapp
  Dec 04, 2013 11:11:41 PM org.eclipse.jetty.util.log.JavaUtilLog info
  INFO: NO JSP Support for , did not find org.apache.jasper.servlet.JspServlet
  Jenkins home directory: /root/.jenkins found at: $user.home/.jenkins
  Dec 04, 2013 11:11:41 PM hudson.util.BootFailure publish
  SEVERE: Failed to initialize Jenkins
  hudson.util.AWTProblem: java.lang.NullPointerException
          at hudson.WebAppMain.contextInitialized(WebAppMain.java:182)
          at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:782)
          at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:424)
          at org.eclipse.jetty.server.handler.ContextHandler.startContext(ContextHandler.java:774)
          at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:249)
          at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1242)
          at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:717)
          at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:494)
          at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
          at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95)
          at org.eclipse.jetty.server.Server.doStart(Server.java:282)
          at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
          at winstone.Launcher.&lt;init&gt;(Launcher.java:154)
          at winstone.Launcher.main(Launcher.java:354)
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
          at java.lang.reflect.Method.invoke(Method.java:601)
          at Main._main(Main.java:293)
          at Main.main(Main.java:98)
  Caused by: java.lang.NullPointerException
          at sun.awt.X11FontManager.getDefaultPlatformFont(X11FontManager.java:779)
          at sun.font.SunFontManager$2.run(SunFontManager.java:432)
          at java.security.AccessController.doPrivileged(Native Method)
          at sun.font.SunFontManager.&lt;init&gt;(SunFontManager.java:375)
          at sun.awt.X11FontManager.&lt;init&gt;(X11FontManager.java:32)
          at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
          at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
          at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
          at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
          at java.lang.Class.newInstance0(Class.java:374)
          at java.lang.Class.newInstance(Class.java:327)
          at sun.font.FontManagerFactory$1.run(FontManagerFactory.java:83)
          at java.security.AccessController.doPrivileged(Native Method)
          at sun.font.FontManagerFactory.getInstance(FontManagerFactory.java:74)
          at java.awt.Font.getFont2D(Font.java:490)
          at java.awt.Font.getFamily(Font.java:1187)
          at java.awt.Font.getFamily_NoClientCode(Font.java:1161)
          at java.awt.Font.getFamily(Font.java:1153)
          at java.awt.Font.toString(Font.java:1650)
          at hudson.util.ChartUtil.&lt;clinit&gt;(ChartUtil.java:229)
          at hudson.WebAppMain.contextInitialized(WebAppMain.java:181)
          ... 19 more
  
  Dec 04, 2013 11:11:42 PM org.eclipse.jetty.util.log.JavaUtilLog warn
  WARNING: Failed startup of context w.{,file:/tmp/jetty-0.0.0.0-8080-jenkins-latest.war--any-/webapp/},/home/jenkins/jenkins-latest.war
  java.lang.NullPointerException
          at jenkins.util.groovy.GroovyHookScript.run(GroovyHookScript.java:63)
          at hudson.util.BootFailure.publish(BootFailure.java:43)
          at hudson.WebAppMain.contextInitialized(WebAppMain.java:244)
          at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:782)
          at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:424)
          at org.eclipse.jetty.server.handler.ContextHandler.startContext(ContextHandler.java:774)
          at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:249)
          at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1242)
          at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:717)
          at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:494)
          at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
          at org.eclipse.jetty.server.handler.HandlerWrapper.doStart(HandlerWrapper.java:95)
          at org.eclipse.jetty.server.Server.doStart(Server.java:282)
          at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:64)
          at winstone.Launcher.&lt;init&gt;(Launcher.java:154)
          at winstone.Launcher.main(Launcher.java:354)
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
          at java.lang.reflect.Method.invoke(Method.java:601)
          at Main._main(Main.java:293)
          at Main.main(Main.java:98)
  
  Dec 04, 2013 11:11:42 PM org.eclipse.jetty.util.log.JavaUtilLog info
  INFO: Started SelectChannelConnector@0.0.0.0:8080
  Dec 04, 2013 11:11:42 PM winstone.Logger logInternal
  INFO: Winstone Servlet Engine v2.0 running: controlPort=disabled
  </code></pre>