How to handle 2 User Controls in one ASPX Page

 

As per your comment you have a button and click of button it fires below event. Inside that method you need to create object of your second user control and call grid load method to reload your grid. See below code:

 

protected void Save_Click(object sender, EventArgs e)

{

   UserControl2 ctrlB = new UserControl2();

   ctrlB.GridLoad();

}

 

 

Declare a public public function which reload your grid.

 

public void GridLoad()

{

   // Implement your own logic to load grid

   gridView1.DataSource = tempList;

}