Hi
just do it
this is new update.log
AVN2.1 Software Version 2.50, UID: XXXXXXXXX, HWID: 0
------------------------------------------------------------------------------
Parsing "rrgn,16,1:/garmin/backup/16_BKP.bin"
Success
Parsing "xrgn,16,1:/garmin/1xxx/16.bin"
Success
Parsing "reboot"
Success

The system is go on and all is working good .
No new menu and I tested the simulation of a trip and nothing is changed
I don't have LA never JCV