Posted on: 2/20/2015 3:50:09 AM | Views : 587

I want to save the textbox value in a gridview row before updating. The value After I click editing before making any change and updating.
But I got an exception: 
Object reference not set to an instance of an object. my code is here:
protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e) { GridView1.EditIndex = e.NewEditIndex; TextBox tb1 = (TextBox)GridView1.Rows[GridView1.EditIndex].FindControl("TextBox1"); Label user = (Label)GridView1.Rows[GridView1.EditIndex].FindControl("LabelUser"); if (!String.IsNullOrEmpty(tb1.Text)) { Session["Note"] = tb1.Text; } else Session["Note"] = null; if (!String.IsNullOrEmpty(user.Text)) { Session["User"] = user.Text; } else Session["User"] = null; BindData(); }
the textboxes in the row I am going to edit m ...

Go to the complete details ...