Problem With Inserting New Assets To Efootball 2023 Game ??

firstly, i successfully updated some original game assets
and it worked fine in the game that built on ue 4.26 .
but when I trying to add New Assets to it, the game can’t read it and crashing.
what’s is the problem and any solution for it?

Thank you for your report! We would like to look into this further, would you be able to submit a bug report using the form available here: Fortnite Creative