不能太跳转到注册成功页面，且userinfo页面无法正常显示，爆500错误！！！
message An exception occurred processing JSP page /userinfo.jsp at line 65
description The server encountered an internal error that prevented it from fulfilling this request.
org.apache.jasper.JasperException: An exception occurred processing JSP page /userinfo.jsp at line 65
62: <td class="content">
63: <%
64: SimpleDateFormat sdf = new SimpleDateFormat("yyyy骞碝M鏈坉d鏃�");
65: String date = sdf.format(regUser.getBirthday());
66: %>
67: <%=date%>
68: </td>没看懂这个要怎么该？
