Well, Notepad isn't the way to troubleshoot. It's not going to work the way a game does.

http://hotkeynet.com/phpBB3/viewtopic.php?f=6&t=2165
http://hotkeynet.com/phpBB3/viewtopic.php?f=6&t=2581

If you're getting it to send keys to Notepad and the game isn't receiving them, it's probably because of your sendmode settings or the game doesn't allow indirect control. You will need to use the game to determine what the issues are.