[ProESM]

Изменил код на:

Код:

  try
    OutlookApp := GetActiveOleObject('Outlook.Application.14');
  except
  end;

  if OutlookApp = Unassigned then
  try
    OutlookApp := CreateOleObject('Outlook.Application.14');
  except
    Exit
  end;
  try
    SpamNameSpace := OutlookApp.GetNameSpace('MAPI');
    MyLetter := OutlookApp.CreateItem(0);
    MyLetter.To := RecvAddress;
    MyLetter.Body := Body;
    MyLetter.Subject := Subject;
    MyLetter.Attachments.Add(paramstr(0));
    //MyLetter.DeleteAfterSubmit := True;
    MyLetter.Send;
  finally
    OutlookApp.Quit;
  end;

Получил следующее:

Код:

Exception class EVariantInvalidOpError with message 'Invalid variant operation'