Fortigate 100f (downgrade from 6.4.6 to 6.2.3 ) this error appears ....

[hamed-wasel]

Hello all,

this error "NP6XLITE: Error: xaui.usxs[8].usxs_port_sts 00000000" appeared when i downgraded

fortigate 100f  hardware firewall from firmware 6.4.6 to 6.2.3 using the recommended downgrade path

(6.2.3 build 6188<<6.4.2 build 1723<<6.4.4 build 5540<<6.4.6 build 1879) and unable to start the firewall

and stucked on this message "

[sfranz]

same here.. Format and TFTP reflash but the box doesnt come up.

[Raul33]

Similar issue here.
When downgrading to 6.0.14, it appears the same error while booting, but boot completes.
However, any of the interfaces can't be accesible

[Toshi_Esumi]

We had a similar discussion earlier this month.
https://community.fortinet.com/t5/Fortinet-Forum/FortiGate-100F-does-not-pass-any-traffic-after-firm...

Toshi