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java.lang.ClassFormatError: Unknown constant tag 99 in class file org/apache/xerces/impl/dtd/models/DFAContenModel	at org.apache.xerces.impl.dtd.DTDGrammar.createChildModel(Unknown Source)	at org.apache.xerces.impl.dtd.DTDGrammar.getElementContentModelValidator(Unknown Source)	at org.apache.xerces.impl.dtd.DTDGrammar.getElementDecl(Unknown Source)	at org.apache.xerces.impl.dtd.XMLDTDValidator.comment(Unknown Source)	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanComment(Unknown Source)	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)	at org.dom4j.io.SAXReader.read(SAXReader.java:339)	at org.dom4j.io.SAXReader.read(SAXReader.java:233)	at org.jboss.mx.metadata.XMLMetaData.build(XMLMetaData.java:240)	at org.jboss.mx.modelmbean.XMBean.(XMBean.java:236)	at org.jboss.mx.modelmbean.XMBean.(XMBean.java:262)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)	at java.lang.reflect.Constructor.newInstance(Constructor.java:494)	at org.jboss.mx.server.MBeanServerImpl.instantiate(MBeanServerImpl.java:1212)	at org.jboss.mx.server.MBeanServerImpl.instantiate(MBeanServerImpl.java:269)	at org.jboss.mx.server.MBeanServerImpl.createMBean(MBeanServerImpl.java:327)	at org.jboss.system.ServiceCreator.install(ServiceCreator.java:180)	at org.jboss.system.ServiceConfigurator.internalInstall(ServiceConfigurator.java:149)	at org.jboss.system.ServiceConfigurator.install(ServiceConfigurator.java:114)	at org.jboss.system.ServiceController.install(ServiceController.java:200)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:585)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)	at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:242)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:642)	at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)	at $Proxy4.install(Unknown Source)	at org.jboss.deployment.SARDeployer.create(SARDeployer.java:208)	at org.jboss.deployment.MainDeployer.create(MainDeployer.java:889)	at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:745)	at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:709)	at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:693)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:585)	at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)	at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)	at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)	at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:242)	at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:642)	at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)	at $Proxy5.deploy(Unknown Source)	at org.jboss.system.server.ServerImpl.doStart(ServerImpl.java:396)	at org.jboss.system.server.ServerImpl.start(ServerImpl.java:293)	at org.jboss.Main.boot(Main.java:151)	at org.jboss.Main$1.run(Main.java:405)	at java.lang.Thread.run(Thread.java:595)