我用ECLIPSE和ORACLE数据库写了一个用户名，密码验证的程序，牛人们帮看看错啊。
我用ECLIPSE和ORACLE9I数据库写了一个用户名，密码验证的程序，牛人们帮看看错啊。
下面是WEBLOGIC的错误提示：
008-10-2 8:53:41 org.apache.struts.util.RequestUtils createActionForm
严重: Error creating form bean of class login.form.LoginForm
java.lang.NullPointerException
at org.apache.struts.config.FormBeanConfig.createActionForm(FormBeanConfig.java:212)
at org.apache.struts.util.RequestUtils.createActionForm(RequestUtils.java:292)
at org.apache.struts.util.RequestUtils.createActionForm(RequestUtils.java:191)
at org.apache.struts.taglib.html.FormTag.initFormBean(FormTag.java:477)
at org.apache.struts.taglib.html.FormTag.doStartTag(FormTag.java:457)
at jsp_servlet.__login._jspService(__login.java:175)
at weblogic.servlet.jsp.JspBase.service(JspBase.java:33)
at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:996)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:419)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:463)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:315)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6452)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:118)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3661)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2630)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:219)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:178)
<2008-10-2 上午08时53分41秒 GMT> <Error> <HTTP> <BEA-101017> <[ServletContext(id=698896,name=tt,context-path=/tt)] Root cause of ServletException.
javax.servlet.jsp.JspException: Exception creating bean of class login.form.LoginForm: {1}
at org.apache.struts.taglib.html.FormTag.initFormBean(FormTag.java:487)
at org.apache.struts.taglib.html.FormTag.doStartTag(FormTag.java:457)
at jsp_servlet.__login._jspService(__login.java:175)
at weblogic.servlet.jsp.JspBase.service(JspBase.java:33)
at weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:996)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:419)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:463)
at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:315)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6452)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:118)
at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3661)
at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2630)
at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:219)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:178)
> 
2008-10-2 8:53:46 org.apache.struts.util.RequestUtils createActionForm
严重: Error creating form bean of class login.form.LoginForm
java.lang.NullPointerException
at org.apache.struts.config.FormBeanConfig.createActionForm(FormBeanConfig.java:212)
at org.apache.struts.util.RequestUtils.createActionForm(RequestUtils.java:292)
at org.apache.struts.util.RequestUtils.createActionForm(RequestUtils.java:191)
at org.apache.struts.taglib.html.FormTag.initFormBean(FormTag.java:477)

> 


java.lang.ClassNotFoundException: org.apache.struts.action.ActionServlet.


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