officehint dont show message

hi i've AdvOfficeHint and i've write this code with TableImg Is TImage32
  If ckbShowInfoTable.Checked Then
in a event hintBeforeShowHint i have :
  If AControl Is TImage32 Then Begin
    //AHintInfo.Title := 'Button title';
    AHintInfo.Notes.Text := AControl.Hint;
the event fire but DONT display eny message on screen on mouse over !!  Can u help me ?

I have been unable to reproduce this.

Is this on a regular VCL TForm?  If a problem persists, please send some sample source project with which we can reproduce this here.