标准动作中犯的错误，使用过程中忘记写结束符号所发生的错误

例如

错误写法： <jsp:getProperty property="userName" name="user" >

正确写法：<jsp:getProperty property="userName" name="user" />

导致的异常：

HTTP Status 500 -

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type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: /homework2-2.jsp(35,8) According to TLD, tag jsp:getProperty must be empty, but is not
	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:132)
	org.apache.jasper.compiler.Parser.parseBody(Parser.java:1626)
	org.apache.jasper.compiler.Parser.parseOptionalBody(Parser.java:1004)
	org.apache.jasper.compiler.Parser.parseGetProperty(Parser.java:907)
	org.apache.jasper.compiler.Parser.parseStandardAction(Parser.java:1134)
	org.apache.jasper.compiler.Parser.parseElements(Parser.java:1448)
	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)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.13 logs.

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