Hi, After JasperReports installation I'm getting a java.lang.NullPointerException running ant compile on the supplied samples. This may be a supporting software level problem but I'm unable to determine the cause. Any suggestions would be appreciated. This is a Red Hat 5E environment. My CLASSPATH environment variable is unset during the attempt. [vertica@dl380-test1 barbecue]$ ant compile Buildfile: build.xml compile: [jrc] Compiling 1 report design files. 2-May-08 6:58:36 AM org.apache.commons.digester.Digester getParser SEVERE: Digester.getParser: org.xml.sax.SAXNotSupportedException: http://apache.org/xml/features/validation/dynamic at gnu.xml.stream.SAXParserFactory.setFeature(libgcj.so.7rh) at org.apache.commons.digester.parser.XercesParser.configureXerces(jakarta-commons-digester-1.7.jar.so) at org.apache.commons.digester.parser.XercesParser.newSAXParser(jakarta-commons-digester-1.7.jar.so) at org.apache.commons.digester.ParserFeatureSetterFactory.newSAXParser(jakarta-commons-digester-1.7.jar.so) at org.apache.commons.digester.Digester.getParser(jakarta-commons-digester-1.7.jar.so) at org.apache.commons.digester.Digester.getXMLReader(jakarta-commons-digester-1.7.jar.so) at org.apache.commons.digester.Digester.parse(jakarta-commons-digester-1.7.jar.so) at net.sf.jasperreports.engine.xml.JRXmlLoader.loadXML(JRXmlLoader.java:239) at net.sf.jasperreports.engine.xml.JRXmlLoader.loadXML(JRXmlLoader.java:226) at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:214) at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:168) at net.sf.jasperreports.engine.xml.JRXmlLoader.load(JRXmlLoader.java:152) at net.sf.jasperreports.engine.JasperCompileManager.compileReportToFile(JasperCompileManager.java:115) at net.sf.jasperreports.ant.JRAntCompileTask.compile(JRAntCompileTask.java:413) at net.sf.jasperreports.ant.JRAntCompileTask.execute(JRAntCompileTask.java:259) at org.apache.tools.ant.UnknownElement.execute(ant-1.6.5.jar.so) at org.apache.tools.ant.Task.perform(ant-1.6.5.jar.so) at org.apache.tools.ant.Target.execute(ant-1.6.5.jar.so) at org.apache.tools.ant.Target.performTasks(ant-1.6.5.jar.so) at org.apache.tools.ant.Project.executeSortedTargets(ant-1.6.5.jar.so) at org.apache.tools.ant.Project.executeTarget(ant-1.6.5.jar.so) at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(ant-1.6.5.jar.so) at org.apache.tools.ant.Project.executeTargets(ant-1.6.5.jar.so) at org.apache.tools.ant.Main.runBuild(ant-1.6.5.jar.so) at org.apache.tools.ant.Main.startAnt(ant-1.6.5.jar.so) at org.apache.tools.ant.launch.Launcher.run(ant-launcher-1.6.5.jar.so) at org.apache.tools.ant.launch.Launcher.main(ant-launcher-1.6.5.jar.so) File : /opt/jasperreports-2.0.5/demo/samples/barbecue/reports/BarbecueReport.jrxml ... BUILD FAILED /opt/jasperreports-2.0.5/demo/samples/barbecue/build.xml:35: java.lang.NullPointerException Total time: 0 seconds [vertica@dl380-test1 barbecue]$ echo $CLASSPATH