https://www.virtualbox.org/report/27?sort=modified&asc=0&page=1
It is because virtualbox change enumerated ac97 from stac9200 in virtualbox 4.x to ad1980 in virtualbox 5.x -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1605797 Title: [ICH - Intel 82801AA-ICH, playback] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1605797/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
