here for demo
https://www.mediafire.com/file/kv3nmol8mds52fv/TestMV.rar/file
I think it's not compatibility with YEP_CoreEngine if use custom resolution, I tested on default resolution (816x624) and everything is working.
There is no problem in MZ even though it using custom resolution. Can you make it compatible like MZ ? it's feel weird playing game 816 x 624 on 2022 xd