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 319:        Protected Sub InserisciElemento(ByVal ds As DataSet)
Line 320:
Line 321:            Dim riga As DataRow = ds.Tables(0).Rows(0)
Line 322:            Dim elemento
Line 323:            Select Case riga.Item("tipo")

Source File: C:\inetpub\wwwroot\Mion\Default.aspx.vb    Line: 321

Stack Trace:


[IndexOutOfRangeException: There is no row at position 0.]
   System.Data.RBTree`1.GetNodeByIndex(Int32 userIndex) +1559262
   System.Data.RBTree`1.get_Item(Int32 index) +19
   System.Data.DataRowCollection.get_Item(Int32 index) +11
   QP_net_set06._Default.InserisciElemento(DataSet ds) in C:\inetpub\wwwroot\Mion\Default.aspx.vb:321
   QP_net_set06._Default.Page_Load(Object sender, EventArgs e) in C:\inetpub\wwwroot\Mion\Default.aspx.vb:153
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627


Version Information: Microsoft .NET Framework Version:2.0.50727.8974; ASP.NET Version:2.0.50727.8974