Currently on Ubuntu 20.04 both as host and guest, I followed http://ryan.himmelwright.net/post/virtio-3d-vms/ and activated 3D acceleration on video, and OpenGL on dsplay, but on VM launch I get
SPICE GL support is local only for now and incompatible with -spice port/tls-port
How can I make it work?
I disabled Listen Type to None
but I get a very glitchy image: