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Article:
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ASP.NET Data Controls Part 3: DataList
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Object reference not set to an instance of an object. |
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2007-07-31 22:47:36 |
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mycomments
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i am having problem with the "Object reference not set to an instance of an object"
i get this error when press the "update"
tbox = CType(e.Item.FindControl("name"), TextBox);
-----> this line
NullReferenceException: Object reference not set to an instance of an object.]
ataasia.editdetail.DataList2_UpdateCommand(Object source, DataListCommandEventArgs e) in c:\inetpub\wwwroot\ataasia\editdetail.aspx.cs:85
System.Web.UI.WebControls.DataList.OnUpdateCommand(DataListCommandEventArgs e)
System.Web.UI.WebControls.DataList.OnBubbleEvent(Object source, EventArgs e)
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args)
System.Web.UI.WebControls.DataListItem.OnBubbleEvent(Object source, EventArgs e)
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args)
System.Web.UI.WebControls.LinkButton.OnCommand(CommandEventArgs e)
System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument)
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument)
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData)
System.Web.UI.Page.ProcessRequestMain()
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