birt标签异常，请大家帮帮忙.
日期：2014-05-20 浏览次数：20814 次
birt标签错误，请大家帮帮忙...
我的环境配置：jdk：6.0
MyEclipse 5.5
Tomcat 6.0
我的JSP页面上的代码是：<%@ page language="java" pageEncoding="gbk"%>
<%@ taglib uri="/WEB-INF/birt.tld" prefix="birt" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Viewer tag example-run</title>
</head>
<body>
<birt:viewer id="1"
pattern="viewer-run"
reportDesign="/WEB-INF/Student.rptdesign"
position="absolute"
width="800"
height="500"
left="50"
top="50"
format="html"
svg="false">
<birt:param name="pram1" value="1"/>
</birt:viewer>
</body>
</html>
页面上显示的错误：
org.apache.jasper.JasperException: /viewer-run.jsp(16,0) Unable to load tag handler class "org.eclipse.birt.report.taglib.ViewerTag" for tag "birt:viewer"
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:198)
org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1224)
org.apache.jasper.compiler.Parser.parseElements(Parser.java:1449)
org.apache.jasper.compiler.Parser.parse(Parser.java:133)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:167)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
控制台上的错误：
2009-11-9 15:55:19 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: /viewer-run.jsp(16,0) Unable to load tag handler class "org.eclipse.birt.report.taglib.ViewerTag" for tag "birt:viewer"
at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:198)
at org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1224)
at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1449)
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:167)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
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:320)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
我的环境配置：jdk：6.0
MyEclipse 5.5
Tomcat 6.0
我的JSP页面上的代码是：<%@ page language="java" pageEncoding="gbk"%>
<%@ taglib uri="/WEB-INF/birt.tld" prefix="birt" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Viewer tag example-run</title>
</head>
<body>
<birt:viewer id="1"
pattern="viewer-run"
reportDesign="/WEB-INF/Student.rptdesign"
position="absolute"
width="800"
height="500"
left="50"
top="50"
format="html"
svg="false">
<birt:param name="pram1" value="1"/>
</birt:viewer>
</body>
</html>
页面上显示的错误：
org.apache.jasper.JasperException: /viewer-run.jsp(16,0) Unable to load tag handler class "org.eclipse.birt.report.taglib.ViewerTag" for tag "birt:viewer"
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:198)
org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1224)
org.apache.jasper.compiler.Parser.parseElements(Parser.java:1449)
org.apache.jasper.compiler.Parser.parse(Parser.java:133)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:167)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
控制台上的错误：
2009-11-9 15:55:19 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: /viewer-run.jsp(16,0) Unable to load tag handler class "org.eclipse.birt.report.taglib.ViewerTag" for tag "birt:viewer"
at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:198)
at org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1224)
at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1449)
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:167)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
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:320)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
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