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帮我看看这是什么错误。。。。怎么解决

摘要: 帮我看看这是什么错误。。。。怎么解决

type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: The output format must have a '{http://xml.apache.org/xalan}content-handler' property!
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:372)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
root cause org.apache.xml.utils.WrappedRuntimeException: The output format must have a '{http://xml.apache.org/xalan}content-handler' property!
org.apache.xalan.serialize.SerializerFactory.getSerializer(SerializerFactory.java:142)
org.apache.xalan.transformer.TransformerIdentityImpl.createResultContentHandler(TransformerIdentityImpl.java:232)
org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:296)
tools.XMLConfig.setXMLEngineConfigNodeValue(XMLConfig.java:101)
org.apache.jsp.jsp6_jsp._jspService(jsp6_jsp.java:65)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
note The full stack trace of the root cause is available in the Apache Tomcat/5.0.27 logs.

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不完整

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代码呢

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我找到问题所在了。。。
xalan.jar文件太旧

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xalan.jar要放在tomcat目录下

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