Proxmark3 Easy do not work

[Fotomiro]

I can not get working Teddy wirth my Proxmark3 Easy. I tried two Proxmark without success.
Log:
[PM3] Try port COM8
[PM3] Device info:
[PM3] BOOTROM_PRESENT Y
[PM3] OSIMAGE_PRESENT Y
[PM3] MODE_BOOTROM N
[PM3] MODE_OS Y
[PM3] UNDERSTANDS_START_FLASH N

[PM3] TryOpen: COM8 did not reply to a ping
[PM3] Failed

Please help

[charleneyt]

What firmware are you using? The RRG/Iceman one doesn't have this but the proxmark3/proxmark3 fw has the same for me.