Originally Posted by Ascendant_Justice
The one time that I did help Griff, I remember him never returning after a while. It seemed pretty inconclusive too. Isn't that how it's supposed to be? I presumed it was he failed with the synthesizing and so disappeared.
Nevertheless, talking to the Rodian behind the counter triggers the end of that quest. Basically, he tells Griff's plans went awry and that Griff's hiding somewhere. And you don't get you money back.