RNAV 26-Z approach on Innsbruck LOWI is wrong

hi there,

anybody can confirm the same?

#pc
Steam
NO add-ons
NO Developer Mode
Brief description of the issue:
RNAV 26-Z approach on Innsbruck LOWI is wrong
flying IFR low altitude airways from LOWS Salzburg to LOWI Innsbruck
The elevation is not properly being managed - until the very last moment where the plain pitches down in a steep angle.
Detail steps to reproduce the issue encountered:
from the world map flying IFR low altitude airways from LOWS Salzburg to LOWI Innsbruck
depart from from runway, arrival choose the RNAV 26-Z approach

Zendesk ticket #:
#124546

In which plane? Not a lot of them have working VNAV, but the Working Title G1000 NXi and their CJ4 mod does, at least.

A380 Neo
VNAV is working ok when flying EBOS to EBBR.