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Thread: DropDownList Error [Resolved]

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  1. #1

    Thread Starter
    Frenzied Member Magiaus's Avatar
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    Resolved DropDownList Error [Resolved]

    I can not find a reason for this error. I have gonr as far as to remove all the code that selects an item in the ddl. Before that I also tried setting the SelectedItem.Seledted = false.

    There is no code running on the page that does anything with the ddl except bind it. I preform ddl.Items.Clear() before every bind.


    The page/user control that does this does it everytime. I have another page/user control that is just like the page that gets the error every time but it hardly ever gets the error.

    Code:
    Server Error in '/PKPromo' Application. 
    --------------------------------------------------------------------------------
    
    A DropDownList cannot have multiple items selected. 
    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 DropDownList cannot have multiple items selected.
    
    Source Error: 
    
    An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.  
    
    Stack Trace: 
    
    [HttpException (0x80004005): A DropDownList cannot have multiple items selected.]
       System.Web.UI.WebControls.DropDownList.RenderContents(HtmlTextWriter writer)
       System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.WebControls.WebControl.RenderContents(HtmlTextWriter writer)
       System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.WebControls.WebControl.RenderContents(HtmlTextWriter writer)
       System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.WebControls.WebControl.RenderContents(HtmlTextWriter writer)
       System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.WebControls.WebControl.RenderContents(HtmlTextWriter writer)
       System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer)
       System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer)
       System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output)
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +72
       System.Web.UI.Control.Render(HtmlTextWriter writer) +7
       System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +243
       System.Web.UI.Page.ProcessRequestMain() +1926
    
     
    
    
    --------------------------------------------------------------------------------
    Version Information: Microsoft .NET Framework Version:1.1.4322.2032; ASP.NET Version:1.1.4322.2032
    Last edited by Magiaus; Oct 29th, 2004 at 02:36 PM.
    Magiaus

    If I helped give me some points.

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