Server Control with Child Control, dynamic created, retain control
public class RelatedPublicationFilesSave : Control { protected HiddenField _test; protected override void OnInit( EventArgs e) { base .OnInit(e); _test= new HiddenField (); _test.ID = "_test" ; this .Controls.Add(_test); } protected override void OnLoad( EventArgs e) { _RelatedPublicationFilesSave = this .FindControlById( "_test" ) as HiddenField ; Log .Debug( "_test.Value: " + _test.Value); } } the point is that OnInit hap...