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 53:         using (MainDB objMain = new MainDB())
Line 54:         {
Line 55:             string _pid = Id[0].ToString();
Line 56:             DataTable _data = objMain.GetAsDataTable("Contents", "ID='" + _pid + "'", "");
Line 57:             RpProduct.DataSource = _data;

Source File: e:\Web\HoaQuaOnline.com\Code\Modules\ProductDetail.ascx.cs    Line: 55

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   Modules_ProductDetail.LoadData() in e:\Web\HoaQuaOnline.com\Code\Modules\ProductDetail.ascx.cs:55
   Modules_ProductDetail.Page_Load(Object sender, EventArgs e) in e:\Web\HoaQuaOnline.com\Code\Modules\ProductDetail.ascx.cs:47
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +24
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +41
   System.Web.UI.Control.OnLoad(EventArgs e) +131
   System.Web.UI.Control.LoadRecursive() +65
   System.Web.UI.Control.LoadRecursive() +190
   System.Web.UI.Control.LoadRecursive() +190
   System.Web.UI.Control.LoadRecursive() +190
   System.Web.UI.Control.LoadRecursive() +190
   System.Web.UI.Control.LoadRecursive() +190
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2427


Version Information: Microsoft .NET Framework Version:2.0.50727.9061; ASP.NET Version:2.0.50727.9062