Flightbeam Kiad texture problem

Do you have any add-ons in your Community folder? If yes, please remove and retest before posting.no, vanilla MSFS2020

Are you using Developer Mode or made changes in it?
no

Brief description of the issue:
I have Kiad airport from flightbeam, before SU5 all was ok, but now I have this strange stand markings

Provide Screenshot(s)/video(s) of the issue encountered:

Detail steps to reproduce the issue encountered:
you can reload the sim but everytime it’s there
PC specs for those who want to assist (if not entered in your profile)
amd 5900x 6900XT and 32 gb ram
Build Version # when you first started experiencing this issue:
after su5
Are you on the Steam or Microsoft Store version?
Microsoft store
Did you submit this to Zendesk? If so, what is your ticket #?
not yet