Unable to initialize TldLocationsCache: XML parsing error on file /WEB-INF/lib/m

2011-12-21 20:52:40 org.apache.jasper.xmlparser.MyEntityResolver resolveEntity
严重: Invalid PUBLIC ID: -//SUM Microsystems, Inc.//DTD JSP Tag Library 1.2//EN
2011-12-21 20:52:40 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: Unable to initialize TldLocationsCache: XML parsing error on file /WEB-INF/lib/myTag.tld
at org.apache.jasper.compiler.TldLocationsCache.init(TldLocationsCache.java:248)
at org.apache.jasper.compiler.TldLocationsCache.getLocation(TldLocationsCache.java:219)
at org.apache.jasper.JspCompilationContext.getTldLocation(JspCompilationContext.java:530)
at org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:419)
at org.apache.jasper.compiler.Parser.parseDirective(Parser.java:483)
at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1433)
at org.apache.jasper.compiler.Parser.parse(Parser.java:133)
at org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
at org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:153)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:314)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:294)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:281)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)