Tomcat配置后，启动时发生错误，错误信息见内。百思不得其解，请指教！

[qianying]

错误如下，请看看如何解决？

D:\jakarta-tomcat-4.1.18\bin>catalina run
Using CATALINA_BASE: D:\jakarta-tomcat-4.1.18
Using CATALINA_HOME: D:\jakarta-tomcat-4.1.18
Using CATALINA_TMPDIR: D:\jakarta-tomcat-4.1.18\temp
Using JAVA_HOME: C:\j2sdk1.4.0_01
2003-2-11 10:05:50 org.apache.commons.modeler.Registry loadRegistry
信息: Loading registry information
2003-2-11 10:05:50 org.apache.commons.modeler.Registry getRegistry
信息: Creating new Registry instance
2003-2-11 10:05:51 org.apache.commons.modeler.Registry getServer
信息: Creating MBeanServer
2003-2-11 10:05:53 org.apache.commons.digester.Digester endElement
服务器: End event threw exception
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.apache.commons.beanutils.MethodUtils.invokeMethod(MethodUtils.jav
a:228)
at org.apache.commons.digester.SetNextRule.end(SetNextRule.java:260)
at org.apache.commons.digester.Digester.endElement(Digester.java:1036)
at org.apache.xerces.parsers.AbstractSAXParser.endElement(AbstractSAXPar
ser.java:585)
at org.apache.xerces.parsers.AbstractXMLDocumentParser.emptyElement(Abst
ractXMLDocumentParser.java:222)
at org.apache.xerces.impl.XMLNamespaceBinder.emptyElement(XMLNamespaceBi
nder.java:595)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanStartElemen
t(XMLDocumentFragmentScannerImpl.java:747)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContent
Dispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1477)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(XM
LDocumentFragmentScannerImpl.java:329)
at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.jav
a:525)
at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.jav
a:581)
at org.apache.xerces.parsers.XMLParser.parse(XMLParser.java:152)
at org.apache.xerces.parsers.AbstractSAXParser.parse(AbstractSAXParser.j
ava:1175)
at org.apache.commons.digester.Digester.parse(Digester.java:1495)
at org.apache.catalina.startup.Catalina.start(Catalina.java:449)
at org.apache.catalina.startup.Catalina.execute(Catalina.java:400)
at org.apache.catalina.startup.Catalina.process(Catalina.java:180)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:203)
Caused by: java.lang.IllegalArgumentException: addChild: Child name '/zyzx' is
not unique
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase
.java:815)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:80
7)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:579)

... 26 more
Catalina.start: java.lang.reflect.InvocationTargetException
java.lang.reflect.InvocationTargetException
at org.apache.commons.digester.Digester.createSAXException(Digester.java
:2312)
at org.apache.commons.digester.Digester.createSAXException(Digester.java
:2332)
at org.apache.commons.digester.Digester.endElement(Digester.java:1039)
at org.apache.xerces.parsers.AbstractSAXParser.endElement(AbstractSAXPar
ser.java:585)
at org.apache.xerces.parsers.AbstractXMLDocumentParser.emptyElement(Abst
ractXMLDocumentParser.java:222)
at org.apache.xerces.impl.XMLNamespaceBinder.emptyElement(XMLNamespaceBi
nder.java:595)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanStartElemen
t(XMLDocumentFragmentScannerImpl.java:747)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContent
Dispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1477)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(XM
LDocumentFragmentScannerImpl.java:329)
at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.jav
a:525)
at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.jav
a:581)
at org.apache.xerces.parsers.XMLParser.parse(XMLParser.java:152)
at org.apache.xerces.parsers.AbstractSAXParser.parse(AbstractSAXParser.j
ava:1175)
at org.apache.commons.digester.Digester.parse(Digester.java:1495)
at org.apache.catalina.startup.Catalina.start(Catalina.java:449)
at org.apache.catalina.startup.Catalina.execute(Catalina.java:400)
at org.apache.catalina.startup.Catalina.process(Catalina.java:180)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:203)