For all new commenters -- what you're experiencing is a new bug with similar symptoms, though slightly different root cause. Note the original bug was "no device found" and this is "Invalid argument."
This appears to be a new bug. I don't see an identical bug to this new issues, so i've opened https://bugs.launchpad.net/cloud- images/+bug/1939580 and copied over comments. Please use issue 1939580 to track this bug -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873506 Title: ubuntu/focal64 fails to mount Vagrant shared folders To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-images/+bug/1873506/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs