or
// Error Line-->((Telerik.WinControls.UI.GridHeaderCellElement)(this.raGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).IsCurrent = false;//<-- Error Line((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).IsCurrentColumn = false;((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).IsSorted = true;((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).IsPinned = false;((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).Image = null;((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).Text = "??? ? ??? ????????";((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).Font = new System.Drawing.Font("Tahoma", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));((Telerik.WinControls.UI.GridHeaderCellElement)(this.radGridView1.GetChildAt(0).GetChildAt(1).GetChildAt(0).GetChildAt(1))).Padding = new System.Windows.Forms.Padding(0, 0, 16, 0);Index was out of range. Must be non-negative and less than the size of the collection.Parameter name: index
