TOMCAT(版本是TOMCAT5.0)启动报错如下：
Catalina.start using conf/server.xml: java.io.UTFDataFormatException: Invalid byte 2 of 2-byte UTF-8 sequence.
java.io.UTFDataFormatException: Invalid byte 2 of 2-byte UTF-8 sequence.
at org.apache.xerces.impl.io.UTF8Reader.invalidByte(Unknown Source)
at org.apache.xerces.impl.io.UTF8Reader.read(Unknown Source)
at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
at org.apache.xerces.impl.XMLEntityScanner.scanData(Unknown Source)
at org.apache.xerces.impl.XMLScanner.scanComment(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.apache.commons.digester.Digester.parse(Digester.java:1548)
at org.apache.catalina.startup.Catalina.load(Catalina.java:489)
at org.apache.catalina.startup.Catalina.load(Catalina.java:528)
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:250)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:424)
解决方案是： 由于tomcat的conf文件夹下server.xml中注释中含有中文，delete即可。