https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=270900
--- Comment #10 from Alex Soto Aguilera <alex.soto.aguil...@gmail.com> --- (In reply to Alex Soto Aguilera from comment #9) I baypassed this error with my device "Conbee II" trough serial port bypass. In case anyone has the same problem I solved it like this: vboxmanage modifyvm homeassistant --uart1 0x2E8 3 vboxmanage modifyvm homeassistant --uartmode1 /dev/ttyU0 -- You are receiving this mail because: You are on the CC list for the bug.