Server Error in '/' Application.

A page can have only one server-side Form tag.

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.Web.HttpException: A page can have only one server-side Form tag.

Source Error:


Line 286:                <footer>
Line 287:                    <p>
Line 288:                        ريادة.. معهد ريادة الأعمال الوطني | جميع الحقوق محفوظة  <%= DateTime.Now.Year.ToString() %>
Line 289:                    </p>
Line 290:                </footer>

Source File: D:\WebContent\Riyadah\MasterPage.master    Line: 288

Stack Trace:


[HttpException (0x80004005): A page can have only one server-side Form tag.]
   System.Web.UI.Page.OnFormRender() +11862944
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +47
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +47
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +50
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +250
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   ASP.masterpage_master.__Renderform1(HtmlTextWriter __w, Control parameterContainer) in D:\WebContent\Riyadah\MasterPage.master:288
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +117
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +11834697
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +47
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +50
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +250
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +250
   System.Web.UI.Page.Render(HtmlTextWriter writer) +39
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +79
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +8753


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3770.0