c# - Accessing Gridview Template field from Panel -

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im having problem days. here situation:

i have gridview template field imagebutton. when imagebutton clicked, modal pop panel opens. inside panel button cancel.

what want when user clicks cancel button. set 

imagebutton.visible = true;

but can't seem because of error

unable cast object of type webcontrols.contentplaceholder type webcontrols.gridviewrow

protected void button1_click1(object sender, eventargs e) {     button button = sender button;      gridviewrow gridviewrow = (gridviewrow)button.namingcontainer;     gridviewrow.findcontrol("stopimagebutton").visible = true;     this.stoptimenotespanel_modalpopupextender.hide(); }

please help

i guess method define itemtemplate may not technically correct.please follow simple structure defined msdn solve problem.

http://msdn.microsoft.com/en-us/library/bb907626(v=vs.100).aspx


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