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 140:
Line 141:        DataRow dr = Constants.DBGetRowResult("Select * From Directories Where DirID=" + MenuID);
Line 142:        ltrTitle.Text = " منوی رستوران  " + dr["Title"];
Line 143:        hlDirectories.Text = "  بازگشت به  " + dr["Title"];
Line 144:        hlDirectories.NavigateUrl = Routing.Routes_GetURL("DirectoryDetail", dr["RouteName"]);

Source File: c:\inetpub\vhosts\mizbaz.com\httpdocs\Directory.aspx.cs    Line: 142

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   Directory.ListMenu() in c:\inetpub\vhosts\mizbaz.com\httpdocs\Directory.aspx.cs:142
   Directory.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\mizbaz.com\httpdocs\Directory.aspx.cs:134
   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.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2427


Version Information: Microsoft .NET Framework Version:2.0.50727.9174; ASP.NET Version:2.0.50727.9175