Server Error in '/' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 64:       <tr align="left">
Line 65:         <td width="98" height="27"><a href="#"><img src="webimg/quanbu.jpg" width="90" height="28" border="0"></a></td>		
Line 66:         <td width="98"><a href='News2.aspx?fatherid=<%#Request.QueryString["fatherid"].ToString()%>&bigclass=<%#Request.QueryString["bigclass"].ToString()%>'><img src="webimg/dengdai2.jpg" width="90" height="28" border="0"></a></td>
Line 67:         <td width="399"><a href='News3.aspx?fatherid=<%#Request.QueryString["fatherid"].ToString()%>&bigclass=<%#Request.QueryString["bigclass"].ToString()%>'><img src="webimg/yijing1.jpg" width="90" height="28" border="0"></a></td>
Line 68:       </tr>

Source File: e:\wwwroots\591zhidao\wwwroot\News.aspx    Line: 66

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   ASP.news_aspx.__DataBind__control5(Object sender, EventArgs e) in e:\wwwroots\591zhidao\wwwroot\News.aspx:66
   System.Web.UI.Control.OnDataBinding(EventArgs e) +91
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +92
   System.Web.UI.Control.DataBind() +15
   System.Web.UI.Control.DataBindChildren() +201
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +101
   System.Web.UI.Control.DataBind() +15
   DreamweaverCtrls.PageBind.Page_Load(Object src, EventArgs E) +692
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +91
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Control.LoadRecursive() +154
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1966


Version Information: Microsoft .NET Framework Version:4.0.30128; ASP.NET Version:4.0.30128.1