I've typically gotten that error when the vm hasn't completed it's set up process yet... If you're being too eager, wait for it to finish booting (can verify with
systemctl status in vm) then running qvm-device mic attach $YOURVMNAME dom0:mic In dom0 -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/6cee70db-4b58-41c0-92f4-dc8fe4221645%40gmail.com.