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为什么在root中放一个test.jsp之后无法编译？

摘要: 为什么在root中放一个test.jsp之后无法编译？

装了tomcat5.5.20，jdk1.5.06,环境变量配置也应该没问题，把tools.jar也放到common/lib，可以看到localhost页面，为什么在root中放一个test.jsp之后无法编译？出现以下情况？



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: Unable to compile class for JSP
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:512)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root cause

org.apache.jasper.JasperException: Unable to compile class for JSP
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:572)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:305)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root cause

java.io.UTFDataFormatException: Invalid byte 1 of 1-byte UTF-8 sequence.
org.apache.jasper.xmlparser.UTF8Reader.invalidByte(UTF8Reader.java:620)
org.apache.jasper.xmlparser.UTF8Reader.read(UTF8Reader.java:491)
org.apache.jasper.xmlparser.XMLEncodingDetector.load(XMLEncodingDetector.java:999)
org.apache.jasper.xmlparser.XMLEncodingDetector.skipString(XMLEncodingDetector.java:950)
org.apache.jasper.xmlparser.XMLEncodingDetector.scanXMLDecl(XMLEncodingDetector.java:1208)
org.apache.jasper.xmlparser.XMLEncodingDetector.getEncoding(XMLEncodingDetector.java:120)
org.apache.jasper.xmlparser.XMLEncodingDetector.getEncoding(XMLEncodingDetector.java:108)
org.apache.jasper.compiler.ParserController.determineSyntaxAndEncoding(ParserController.java:304)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:169)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:100)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:155)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:295)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:276)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:264)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:305)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

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把你的页面贴出来

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很明显，
1. jsp页面有语法问题；
2. jsp里面调用了找不到的类;
3. 其它任何错误都可能千万这种结果。

把你的代码贴出来看看。

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http://www.java99.com/?m=ViewArticle&id=81

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谢谢楼上的～已经解决了，是代码问题……呃……也是从一网站上照着做的，从上面弄个代码测试，没想到出现这种情况～
再次感谢！

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