Bill (Do Not Kill) said: Firefox. I actually first noticed it a couple weeks ago, but I thought it was because of something you had done after I reported the phantom curtains. FWIW, Gauss does not work for nor represent Roll20. He didn't do anything. :) I can't duplicate this either. Can you say what steps you have taken for troubleshooting? Have you tested with a different browser, deleted cache and cookies, tried a different game? All of these things might help us track down what might be the cause here.