Nancy, You either need X windows or (if your server has no graphics card):
1) Use j2se1.4 and run it in "headless" mode - the JAva VM needs to be started with the -Djava.awt.headless=true option in the Tomcat startup scripts. 2) Get the virtual frame buffer (VFB) version of X windows and run that. (I know we did this at my previous company but I'm afraid I can't remember how to set it up). Try typing "xwindows virtual frame buffer" into your favourite search engine. Andy > -----Original Message----- > From: Nancy Crisostomo Martinez [mailto:[EMAIL PROTECTED]] > Sent: 14 March 2002 16:48 > To: Tomcat Users List > Subject: Charts in Jsp doesn't work > > > Hi Everybody! > > Do you know what is X Windows System for? > Do I need to install it to work with charts?.. I mean, I couldn't see > the charts displayed and someone told me that I need to install X Window > System... Is that true? > The jsp wich displays a chart are placed in a Solaris Sparc server > running on Tomcat 3.3, but I want to see the charts in a Windows PC and > I couldn't because the following message appears: > > > Error: 500 > Location: /consultas/jspGrafico.jsp > Internal Servlet Error: > java.lang.NoClassDefFoundError > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:120) > at > java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsE > nvironment.java:58) > > at java.awt.Font.initializeFont(Font.java:264) > at java.awt.Font.(Font.java:298) > at oracle.charts.Chart.(Chart.java:224) > at oracle.charts.legend.Legend.(Legend.java:159) > at oracle.charts.axischart.AxisChart.(AxisChart.java:522) > at jspGrafico_4.generateChart(jspGrafico_4.java:109) > at jspGrafico_4._jspService(jspGrafico_4.java:353) > at org.apache.jasper.runtime.HttpJspBase.service(Unknown Source) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java) > at org.apache.tomcat.facade.ServletHandler.doService(Unknown > Source) > at org.apache.tomcat.core.Handler.invoke(Unknown Source) > at org.apache.tomcat.core.Handler.service(Unknown Source) > at org.apache.tomcat.facade.ServletHandler.service(Unknown > Source) > at org.apache.tomcat.core.ContextManager.internalService(Unknown > Source) > at org.apache.tomcat.core.ContextManager.service(Unknown Source) > > at > org.apache.tomcat.modules.server.Http10Interceptor.processConnecti > on(Unknown > Source) > at org.apache.tomcat.util.net.TcpWorkerThread.runIt(Unknown > Source) > at > org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(Unknown > Source) > at java.lang.Thread.run(Thread.java:484) > > > > I can't understand.... please, help! > > Nancy. > > > -- > To unsubscribe: <mailto:[EMAIL PROTECTED]> > For additional commands: <mailto:[EMAIL PROTECTED]> > Troubles with the list: <mailto:[EMAIL PROTECTED]> > > -- To unsubscribe: <mailto:[EMAIL PROTECTED]> For additional commands: <mailto:[EMAIL PROTECTED]> Troubles with the list: <mailto:[EMAIL PROTECTED]>
