Oh uhh, ngl I didn't even know that was a thing. Telling me about features of my own game lmao. A lot of the code for hold notes was changed so it might have fixed it, idk. Sorry if it was!
Viewing post in V1.6: Ch4 maps, Animations and Save File Overhaul comments
Ah damn. I've uploaded 1.5 (it's basically 1.4.1 but with the Undertale map pack and 2 fixes) to this page https://ezioeagle.itch.io/dllp-alt The password is D:LLP (the only way to make a page unlisted on itch.io is by having a password lol)