Здравствуйте. у меня такая же проблема. Получилось решить?
я нашел такой пост Getting `Unknown qengine` error when using quantized model in a VM - #2 by Shisho_Sama
Hello. I have the same problem. Did you manage to solve it?
I found such a post Getting `Unknown qengine` error when using quantized model in a VM - #2 by Shisho_Sama