eclipse中TomcatPluginV3不能够启动,感谢高手们啊,急啊

我已经配置好了插件,但是启动时出现了以下   的错误.谢谢大家哦,分不多,因为小弟真的太菜
2007-6-8   14:36:10   org.apache.tomcat.util.digester.Digester   fatalError
严重:   Parse   Fatal   Error   at   line   357   column   52:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
org.xml.sax.SAXParseException:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
at   com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(Unknown   Source)
at   com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown   Source)
at   org.apache.tomcat.util.digester.Digester.parse(Digester.java:1561)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:489)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:523)
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(Unknown   Source)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown   Source)
at   java.lang.reflect.Method.invoke(Unknown   Source)
at   org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:266)
at   org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:431)
2007-6-8   14:36:11   org.apache.catalina.startup.Catalina   load
警告:   Catalina.start   using   C:\Program   Files\Apache   Software   Foundation\Tomcat   5.5\conf\server.xml:  
org.xml.sax.SAXParseException:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
at   com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown   Source)
at   org.apache.tomcat.util.digester.Digester.parse(Digester.java:1561)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:489)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:523)
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(Unknown   Source)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown   Source)
at   java.lang.reflect.Method.invoke(Unknown   Source)
at   org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:266)
at   org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:431)
2007-6-8   14:36:11   org.apache.tomcat.util.digester.Digester   fatalError
严重:   Parse   Fatal   Error   at   line   357   column   52:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
org.xml.sax.SAXParseException:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
at   com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(Unknown   Source)
at   com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown   Source)
at   com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown   Source)
at   com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown   Source)
at   org.apache.tomcat.util.digester.Digester.parse(Digester.java:1561)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:489)
at   org.apache.catalina.startup.Catalina.start(Catalina.java:543)
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(Unknown   Source)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown   Source)
at   java.lang.reflect.Method.invoke(Unknown   Source)
at   org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
at   org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
2007-6-8   14:36:11   org.apache.catalina.startup.Catalina   load
警告:   Catalina.start   using   C:\Program   Files\Apache   Software   Foundation\Tomcat   5.5\conf\server.xml:  
org.xml.sax.SAXParseException:   Invalid   byte   2   of   2-byte   UTF-8   sequence.
at   com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown   Source)
at   org.apache.tomcat.util.digester.Digester.parse(Digester.java:1561)
at   org.apache.catalina.startup.Catalina.load(Catalina.java:489)
at   org.apache.catalina.startup.Catalina.start(Catalina.java:543)
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(Unknown   Source)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown   Source)
at   java.lang.reflect.Method.invoke(Unknown   Source)
at   org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
at   org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
2007-6-8   14:36:11   org.apache.catalina.startup.Catalina   start
信息:   Server   startup   in   0   ms
java.lang.reflect.InvocationTargetException
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(Unknown   Source)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown   Source)
at   java.lang.reflect.Method.invoke(Unknown   Source)
at   org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294)
at   org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
Caused   by:   java.lang.NullPointerException
at   org.apache.catalina.startup.Catalina.await(Catalina.java:615)
at   org.apache.catalina.startup.Catalina.start(Catalina.java:575)
...   6   more