I'm currently doing the Pyres of Novigrad quest and have come across a bug that stops progress:
After following Triss to Kuhld (?)'s house to ask about her magic goods he was supposed to bring to her, you descend into his basement to escape a couple Temple Guards through the sewers. There is a secret tunnel in the basement and a button (a brick in a central pillar) you need to press after finding with Witcher Senses to open the tunnel, and no matter what I'm doing I can't press the button. It gives me the heads-up to interact with it, but I can't actually press i