在线请大家帮个忙，谢谢了！
HTTP Status 500 -

--------------------------------------------

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.JspCompilationContext.compile(JspCompilationContext.java:520)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
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:615)
org.apache.jasper.xmlparser.UTF8Reader.read(UTF8Reader.java:487)
org.apache.jasper.xmlparser.XercesEncodingDetector.load(XercesEncodingDetector.java:1000)
org.apache.jasper.xmlparser.XercesEncodingDetector.skipString(XercesEncodingDetector.java:951)
org.apache.jasper.xmlparser.XercesEncodingDetector.scanXMLDecl(XercesEncodingDetector.java:1209)
org.apache.jasper.xmlparser.XercesEncodingDetector.getEncoding(XercesEncodingDetector.java:108)
org.apache.jasper.xmlparser.XercesEncodingDetector.getEncodingMethod(XercesEncodingDetector.java:121)
org.apache.jasper.xmlparser.XMLEncodingDetector.getEncoding(XMLEncodingDetector.java:57)
org.apache.jasper.compiler.ParserController.determineSyntaxAndEncoding(ParserController.java:313)
org.apache.jasper.compiler.ParserController.doParse(ParserController.java:170)
org.apache.jasper.compiler.ParserController.parse(ParserController.java:101)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:203)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:470)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:451)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:439)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


note The full stack trace of the root cause is available in the Apache Tomcat/5.0.28 logs.


--------------------------------------------

Apache Tomcat/5.0.28

========================================================
请问这是怎么回事啊，我是新手！

[解决办法]
<%=out.print( " <h1> Hello World! </h1> <br> ");%>

看你的括号好像都是全角的，应该是半角
[解决办法]
楼上正解，还真细心
我的异常网推荐解决方案：The server encountered an internal error () that prevented it from fulfilling this request.,http://www.myexception.cn/java-web/317.html
我的异常网推荐解决方案：org.apache.jasper.JasperException: Unable to compile class,http://www.myexception.cn/j2ee/2308.html