“duplicate local variable”错误是指在同一个作用域内重复声明了相同名称的局部变量。在Java中,每个局部变量名称在其作用域内必须是唯一的,否则编译器会报错。 可能导致“duplicate local variable”错误的常见情景 循环内部重复声明:在循环(如for循环或while循环)内部和外部声明了同名的局部变量。 方法参数与局部变量...
【基本解释】：Duplicate local variable session，顾名思义，就是重复的局部变量session。也就是说在你写的页面中，已经存在了一个session。【对象】：1、输入输出对象 : HttpServletRequest的request, HttpServletResponse的response, JspWriter的out;2、作用域通信对象 : HttpSession的session, ServletConte...
报错：Duplicate local variable，是设置错误造成的，解决方法如下：1、首先打开电脑，点击打开eclipse，在eclipse菜单栏里点击最后一个菜单“帮助下的Help文件”。点击菜单列表里，选择“Install New Software”项。2、点击文本框右侧的“Add”按钮。3、接着点击打开Archive打开一个路径或zip/jar文件，但可能...
首先是a.jsp <%@ page language="java"import="java.util.*"pageEncoding="utf-8"%><%Stringpath=request.getContextPath();StringbasePath=request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><%out.println("I am a.jsp");%> b.jsp <%@ page langua...
错误提示: Multiple annotations found at this line: - Duplicate local variable path - Duplicate local variable basePath 重复变量, 因为<%@include%>引进的是代码,把代码包含进来,而新进JSP时,会默认生成 <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+reques...
1) There is a compile error “Duplicate local variable sc”. First, I tried renaming the variable to be sure there were no collisions with other includes, this didn’t work. Then, I changed from using a jsp file as the include jsp to using a jspf. An interesting think about this comp...
when i save the file, i see on the right small red bar saing “Duplicate local variable session”. But I don’t see it on the left and I don’t see it in “Problems”. If I delete “HttpSession” (no declaration), no errors appear, but Tomcat replies with an error (variable ses...
HTTP Status 500 - Unable to compile class for JSP:Duplicate local variable xxx 详细错误信息如下图: 解决该问题的方法: 方法一: 保证引用的页面中只有一个页面存在类似语句; 方法二: 参考:jsp页面中JSTL/EL标签引用java后台静态static字段的方法总结
[jrc] *** Semantic Error: The class file "ProfitGroup.class" in "/home/user/projects/internal/myapp/build/WEB-INF/classes/com/myorg/myapp/dataobject/rates" has an invalid format (duplicate local variable type table). [jrc] 513. value = (java.lang.String)(((com.myorg.myapp.dataobject...
- Duplicate local variable path - Duplicate local variable basePath 重复变量, 因为<%@include%>引进的是代码,把代码包含进来,而新进JSP时,会默认生成 <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+pa...