求助大佬

讲讲

运行的在线考试系统报这个错误咋回事啊 myeclipse不报错啊

Servlet.service() for servlet [jsp] in context with path [/exam] threw exception [An exception occurred processing JSP page /index.jsp at line 26

7 c8 f- |3 K# ]' j+ ?# Z9 i23:   </tr>
+ a! n9 ~. Q; V- X24: </table>
: B8 ^) k, U0 s. N+ p25: <table width="778" height="158"  border="0" align="center" cellpadding="0" cellspacing="0" background="Images/login_mid.jpg">
2 o+ i0 _( k  d* G. I% E26: <html:form action="manage/student.do?action=login" method="post" focus="ID">
$ q! M& f1 W% w+ N( f27:           <tr>
28:             <td>
29:                                   
6 A5 j8 H, `* J. o+ I

  {2 F1 h7 h2 h: j, JStacktrace:] with root cause
javax.servlet.jsp.JspException: Exception creating bean of class com.wgh.actionForm.StudentForm: {1}
) S. J" H; z( W        at org.apache.struts.taglib.html.FormTag.initFormBean(FormTag.java:487)
# ?% g" A+ u0 ?0 Q! N! |; J        at org.apache.struts.taglib.html.FormTag.doStartTag(FormTag.java:457)
9 M8 k* {% m/ |8 k        at org.apache.jsp.index_jsp._jspx_meth_html_005fform_005f0(index_jsp.java:157)
        at org.apache.jsp.index_jsp._jspService(index_jsp.java:114)
# t# h6 W0 e/ f# F* n        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
" V7 F) \( ?9 f2 T        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
8 S1 f7 m% s0 b/ M: m        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
3 }/ T# n8 o$ o/ y$ W        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
" ~8 |/ k8 y1 b  K% h; _' U        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
9 ]( \+ n* C0 P) k2 t        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
& M8 q  Z. d# n3 u        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
) `( |6 \  Y! L5 K2 J8 v

拧巴人

哪个项目？发地址