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
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Servlet.service() for servlet [jsp] in context with path [/exam] threw exception [An exception occurred processing JSP page /index.jsp at line 26
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+ H$ f( m7 T0 [23:   </tr>
; `  E- R& p7 U: u! ]) y& H; p24: </table>
6 n2 v$ x) S, b% T" E7 f25: <table width="778" height="158"  border="0" align="center" cellpadding="0" cellspacing="0" background="Images/login_mid.jpg">
26: <html:form action="manage/student.do?action=login" method="post" focus="ID">
& C- x5 C/ h4 `9 }+ ^. T27:           <tr>
28:             <td>
29:                                   


. p" W) K1 g9 k* M6 GStacktrace:] with root cause
8 {% L8 x8 j: `9 t# V- b! w  x1 i7 cjavax.servlet.jsp.JspException: Exception creating bean of class com.wgh.actionForm.StudentForm: {1}
        at org.apache.struts.taglib.html.FormTag.initFormBean(FormTag.java:487)
        at org.apache.struts.taglib.html.FormTag.doStartTag(FormTag.java:457)
1 x. M3 n  p) C8 V; j3 n        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)
9 _9 [( V* m8 f! j- m        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
- Z, q3 W7 l. O- m- `" v9 I        at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
3 x' U0 C; O" `# ^/ w. ~8 s        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)
* d: h1 Y0 a* `! |; O        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
/ ?' p$ G8 ~: j9 Q2 B        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
; i( ^8 n7 _$ n1 J        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
, k# h$ M- D; m0 w1 E        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)

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拧巴人

哪个项目？发地址