急!!为什么我的tomcat 5.5 不能解析jsp


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

Generated   servlet   error:
The   import   SimpleCalculator   cannot   be   resolved

An   error   occurred   at   line:   15   in   the   jsp   file:   /index.jsp
Generated   servlet   error:
Syntax   error   on   token   "calculator ",   delete   this   token


      org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)
      org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328)
      org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:409)
      org.apache.jasper.compiler.Compiler.compile(Compiler.java:288)
      org.apache.jasper.compiler.Compiler.compile(Compiler.java:267)
      org.apache.jasper.compiler.Compiler.compile(Compiler.java:255)
      org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563)
      org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:293)
      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)

------解决方案--------------------
估计是代码有问题。。。
The import SimpleCalculator cannot be resolved
Syntax error on token "calculator ", delete this token
------解决方案--------------------
index.jsp第15行有语法错误，
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.aiyiweb.com/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.aiyiweb.com/j2ee/2308.html