Hello I have a page with a listview, when an item is selected, 5 grid are filtered, nested on each grid is a subgrid (in the images attached you could see it better) in this subgrid one column has a combobox, I need that when an item on the listview is selected this combobox rebind the data. But it only happens when the method is called when the page is loaded, even the method is called and executed with out errors the combobox remains with the original data.
Below is the combobox:
And here is the one of the grids:
And the code for populate the catalogo de cuentas: