Am I doing something wrong? You're doing something wrong, yes. It's more like a gray dent, and I can't fall through it. However, the hole does not open up all the way. I've read walkthroughs and seen videos of this section, and I'm certain I'm doing it correctly. Lordyupa1: I'm in the palace at the part where you blow up the control panel and its supposed to open a hole under the stairway.