Comment 19 for bug 1902344

I'm also experiencing this, but interestingly enough it used to work perfectly fine for a few sessions before I eventually ran into this issue. I did indeed install a Windows update between the last good session and the current broken state.

See this thread on the Discourse forum for more details, including logs: https://mixxx.discourse.group/t/mixxx-stopped-being-able-to-open-wdm-ks-devices/20791/3