Man you're fast! Been waiting for this for a while, eh?
My first thought is that you need to go through the web admin, Advanced -> SQLCVS -> Update and then wait a while. When it says success, you can either reload the router, or reboot the core to have all the auto detection stuff happen via dhcp. It should detect the ISY, then create the device as a child of the core. You'll need to change your ISY credentials to match via the web admin, and reload the router. After that, things should just work as per the wiki page.
If you're still having problems after that, can you pastebin or post the log files here as attachments? I'll need the <dev#>_Generic _Serial_Device.log and <dev#>_ISY-994i-GSD.log. Both are located in /var/log/pluto, and can be found using
Mine are 189_Generic_Serial_Device.log and 189_ISY-994i-GSD.log (as an example).
I'll look at them tonight if you're still having problems. I think you just got bit by the misaligned code (it got attached to a different device in the SQLCVS number shuffles...