Error: Could not load file or assembly 'Telerik.Web.UI, Version=2009.1.402

Error: Could not load file or assembly 'Telerik.Web.UI, Version=2009.1.402.X, Culture=neutral, PublicKeyToken=XXXX' or one of its dependencies

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making radgrid filters case insensitive

GroupingSettings-CaseSensitive="false"

locate and hide BoundField in gridview asp.net c#

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
if (Convert.ToString(DataBinder.Eval(e.Row.DataItem, "ABC")) == "Text To Be Found")
e.Row.Visible = false;
}
}