Server Error in '/' Application.

There is no row at position 0.

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.IndexOutOfRangeException: There is no row at position 0.

Source Error:


Line 52:     {
Line 53:         DataSet ds = Subject.ins.selectByID(SubID);
Line 54:         Header = ds.Tables[0].Rows[0]["fld_title"].ToString();
Line 55:         GradeName = ds.Tables[0].Rows[0]["Grade"].ToString();
Line 56:         this.Title = "فيديو تعليمي " + ds.Tables[0].Rows[0]["Grade"].ToString() + " مادة" + ds.Tables[0].Rows[0]["fld_title"].ToString();

Source File: c:\Seraj-Server\seraj-website\Seraj\LearnVedio.aspx.cs    Line: 54

Stack Trace:


[IndexOutOfRangeException: There is no row at position 0.]
   System.Data.RBTree`1.GetNodeByIndex(Int32 userIndex) +2508478
   System.Data.DataRowCollection.get_Item(Int32 index) +20
   Seraj_LearnVedio.FillHeader(String SubID) in c:\Seraj-Server\seraj-website\Seraj\LearnVedio.aspx.cs:54
   Seraj_LearnVedio.Page_Load(Object sender, EventArgs e) in c:\Seraj-Server\seraj-website\Seraj\LearnVedio.aspx.cs:40
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4110.0