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GridView Data Control inside the RadPanelBarItem .We have data's binded on the GridView Same as on another RadPanelBarItem GridView and grouped.We grouped it.On runtime expanding a group in one gridview other panel with same name also expanding is our original functionality.It works Only second time .
RadPanelBar controls inside the ItemPanel rendering at the time of first time expanding. So we can retrieve the grid view grouping items after rendering
RadPanelBar controls inside the ItemPanel rendering at the time of first time expanding. So we can retrieve the grid view grouping items after rendering