see https://www.virtualbox.org/wiki/Changelog-6.1
support for kernel version 5.8 was added only in virtualbox version 6.1.14 support for kernel version 5.9 was added only in virtualbox version 6.1.16 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1906110 Title: Installing fails with: ERROR (dkms apport): kernel package linux- headers-5.9.1-050901-generic is not supported To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1906110/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs