HTTP Status 500 – Internal Server Error

Type 异常报告

消息 /WEB-INF/jsp/customer.jsp (行.: [318], 列: [6]) 无法为TAG [itheima:page]加载标记处理程序类[com.itheima.common.utils.NavigationTag]

描述 服务器遇到一个意外的情况，阻止它完成请求。

Exception

org.apache.jasper.JasperException: /WEB-INF/jsp/customer.jsp (行.: [318], 列: [6]) 无法为TAG [itheima:page]加载标记处理程序类[com.itheima.common.utils.NavigationTag]
	org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:42)
	org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:292)
	org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:98)
	org.apache.jasper.compiler.Parser.parseCustomTag(Parser.java:1241)
	org.apache.jasper.compiler.Parser.parseElements(Parser.java:1470)
	org.apache.jasper.compiler.Parser.parse(Parser.java:144)
	org.apache.jasper.compiler.ParserController.doParse(ParserController.java:244)
	org.apache.jasper.compiler.ParserController.parse(ParserController.java:105)
	org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:206)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:385)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:362)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:346)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:603)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:399)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)
	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1271)
	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1037)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:980)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)           

/WEB-INF/jsp/customer.jsp (行.: [318], 列: [6]) 无法为TAG [itheima:page]加载标记处理程序类[com.itheima.common.utils.NavigationTag]

方法一：删除报错误的地方

删除框中内容：

即可正常运行：

方法二：修改tld文件，可参考https://blog.csdn.net/weixin_30536513/article/details/96708849