JSP 500错误

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:

An error occurred at line: 20 in the jsp file: /houtai/add1.jsp
Control cannot be resolved to a type
17: <%=two %>
18: <%=name %>
19: <%=newcontrol%>
20: <%Control cons=new Control(one,two,name,newcontrol); %>
21: </body>
22: </html>


An error occurred at line: 20 in the jsp file: /houtai/add1.jsp
Control cannot be resolved to a type
17: <%=two %>
18: <%=name %>
19: <%=newcontrol%>
20: <%Control cons=new Control(one,two,name,newcontrol); %>
21: </body>
22: </html>


原因在时 什么？？

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引用

500错 = 服务器端程序出错。

An error occurred at line: 20 in the jsp file: /houtai/add1.jsp

错误发生在add1.jsp这个文件的第20行。

楼主留心下错误信息，下次就能看出来了。呵呵。

恩

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An error occurred at line: 20 in the j