[Darkstone]

Well, I assume you're talking to the guard during the day. And that you've actually read the receipt. That's what sets off the Bates quest. Talk to a random passerby or a shopkeeper. You should have the option of asking who is Gilbert Bates. If not, yeah, something's wrong. Look at your quest log to see what your current quests are, or ask Virgil what you should be doing next. You may have already gotten the quest to clear out Bate's warehouse. Or you may have missed getting the find Schuyler & Sons quest back in Shrouded Hills. If all else fails you can sneak into the Bates mansion through a long heavily trapped underground passage. The entrance is in one of the mausoleums in the cemetary