This bug was fixed in Traktor 2.11.1, but now it's back again in 3.3.0. It does not occur on 3.2.0. Version and Setup: Traktor Scratch Pro 220.127.116.11 macOS Mojave 10.14.6 Reproduction Steps: Connect a Kontrol S4 MK3, S5, S8 or D2. Run Traktor in fullscreen. Load a track and press Play. Switch to a different space with a three- or four-finger swipe left. Observed Results: The screens on the controller freeze when switching to a different space. Expected Results: The screens should not freeze when switching to a different space.