Server Error in '/' Application.

Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

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.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

Source Error:


Line 106:        #region --Adet Seçimi--
Line 107:       
Line 108:        if (((DropDownList)GridView1.Rows[0].FindControl("ddlAdet")).Items.Count > 1 && !IsPostBack)
Line 109:        {
Line 110:            ((DropDownList)GridView1.Rows[0].FindControl("ddlAdet")).SelectedIndex = 1;

Source File: c:\inetpub\vhosts\firsatkibris.com\httpdocs\Siparis.aspx.cs    Line: 108

Stack Trace:


[ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index]
   System.Collections.ArrayList.get_Item(Int32 index) +12711433
   System.Web.UI.WebControls.GridViewRowCollection.get_Item(Int32 index) +15
   Siparis.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\firsatkibris.com\httpdocs\Siparis.aspx.cs:108
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
   System.Web.UI.Control.OnLoad(EventArgs e) +97
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4494.0