We are getting the following error when we are running the application on our production server (Solaris). the application works fine on development servers.(Windows and Linux) Caused by: java.lang.NoClassDefFoundError at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:164) at java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:68) at net.sf.jasperreports.engine.util.JRGraphEnvInitializer.initializeGraphEnv(JRGraphEnvInitializer.java:58) at net.sf.jasperreports.engine.fill.JRBaseFiller.(JRBaseFiller.java:311) at net.sf.jasperreports.engine.fill.JRVerticalFiller.(JRVerticalFiller.java:92) at net.sf.jasperreports.engine.fill.JRVerticalFiller.(JRVerticalFiller.java:74) at net.sf.jasperreports.engine.fill.JRFiller.createFiller(JRFiller.java:147) at net.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:83) at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:601) at com.hurix.aa.action.report.ReportEngine.generateJasperPrint(Unknown Source) at com.hurix.aa.action.report.ReportAction.customerLicenceReport(Unknown Source) Pls provide any inputs for resolving this issue.