[HttpException (0x80004005): Control 'Ucheader1_imgBtnSubmit' of type 'ImageButton' must be placed inside a form tag with runat=server.]
System.Web.UI.Page.VerifyRenderingInServerForm(Control control) +11160686
System.Web.UI.WebControls.ImageButton.AddAttributesToRender(HtmlTextWriter writer) +56
System.Web.UI.WebControls.WebControl.RenderBeginTag(HtmlTextWriter writer) +27
System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer) +27
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +240
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +240
System.Web.UI.Page.Render(HtmlTextWriter writer) +38
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +4240
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