fcc unlock error on X13 gen 2 with Qualcomm X55 chip

Osamu Miyawaki me.omiyawaki at gmail.com
Fri Dec 24 02:14:34 UTC 2021


Hi,

I recently purchased an X13 gen 2 with the Qualcomm X55 5G chip and am
running into an error when attempting the fcc unlock via qmicli:

# qmicli -p -d /dev/wwan0mbim0 --dms-foxconn-set-fcc-authentication=0
--device-open-mbim

error: couldn't run Foxconn FCC authentication: QMI protocol error (17):
'MissingArgument'

Output from verbose mode is uploaded at:
https://paste.c-net.org/FiggerCabot

I've read through the email thread below regarding the fcc-unlock
development for the X55 chip but it appears that this is possibly a
separate issue? I would appreciate any guidance on getting this resolved.

https://www.mail-archive.com/modemmanager-devel@lists.freedesktop.org/msg06623.html

Thank you,
Osamu
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