【javaweb开发】jsp使用fmt:formatDate格式化日期出现服务器内部报错500

jsp使用fmt:formatDate格式化日期出现服务器内部报错500

1.问题描述

  • 项目代码:
<fmt:formatDate value="${item.operTime}" pattern="yyyy-MM-dd HH:mm:ss"></fmt:formatDate>

IDE帮我自动导入:

<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>
  • 报错如下:
HTTP Status 500 – Internal Server Error

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

org.apache.jasper.JasperException: /WEB-INF/pages/mobile_pages/growing_space/mobile_log.jsp (line: [241], column: [44]) According to TLD or attribute directive in tag file, attribute [value] does not accept any expressions
	org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:41)
	org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:291)
	org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:114)
	org.apache.jasper.compiler.Validator$ValidateVisitor.checkXmlAttributes(Validator.java:1242)
	org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:880)
	org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1544)
	org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2389)
	org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2441)
	org.apache.jasper.compiler.Validator$ValidateVisitor.visit(Validator.java:899)
	org.apache.jasper.compiler.Node$CustomTag.accept(Node.java:1544)
	org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2389)
	org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2441)
	org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2447)
	org.apache.jasper.compiler.Node$Root.accept(Node.java:470)
	org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2389)
	org.apache.jasper.compiler.Validator.validateExDirectives(Validator.java:1854)
	org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:220)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:373)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:350)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:334)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:595)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:382)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.apache.logging.log4j.web.Log4jServletFilter.doFilter(Log4jServletFilter.java:64)
	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:170)
	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:314)
	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1325)
	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1069)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1008)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:978)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:870)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:855)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	org.apache.logging.log4j.web.Log4jServletFilter.doFilter(Log4jServletFilter.java:71)

2.问题解决

将IDE帮我们自动导入的

<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>

修改为如下(fmt修改为fmt_rt

<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt_rt" %>

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