struts标签库导入错误

Question

做网站项目练习，使用的SSH，在导入STRUTS2标签库struts-tags.tld时，出现红叉，不能正常使用，截图如图，应该怎样导入呢？我看见http://diaolanshan.iteye.com/blog/243956说了一些方法，但是我的myeclipse，不是eclipse，其实没有windows-preference中没有amateras啊，应该怎么导？

[img]http://dl.iteye.com/upload/attachment/206221/3aabf1b0-ec46-3431-8377-b98032057dbb.jpg[/img]

如果不插入，错误信息提示如下：

10-02-13 16:58:27 ERROR [jsp]:253 - Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: /commons/login.jsp(4,0) According to TLD or attribute directive in tag file, attribute test does not accept any expressions
at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:39)
at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:405)
at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:146)
at org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:955)
at org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:710)
at org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1441)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
at org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
at org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:415)
at org.apache.jasper.compiler.Node$IncludeDirective.accept(Node.java:597)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
at org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
at org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
at org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
at org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
at org.apache.jasper.compiler.Validator.validate(Validator.java:1489)
at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:157)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:293)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:868)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:663)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)

Answer 1

tld文件是包含在jar包里的
你这个错误是因为缺少相关的包引起的