In April 2024, Bethesda released the long-awaited Fallout 4 Next-Gen Update (Version 1.10.980 - 1.10.984). While it brought widescreen support and new Creation Club content, it broke almost every F4SE plugin in existence, including the LL FourPlay plugin.
For nearly eight months, users on LoversLab and Nexus Mods reported the same error: ll fourplay f4se plugin updated
"You have an incompatible version of F4SE. Plugin 'LL_FourPlay_Plugin.dll' was not loaded." In April 2024, Bethesda released the long-awaited Fallout
Because the original source code for the old FourPlay plugin was messy and the original developer had moved on, the community assumed the plugin was dead. Mod lists were frozen. Users reverted to pre-Next-Gen versions of Fallout 4 via the Steam Depot downgrade patcher. "You have an incompatible version of F4SE
One of the biggest complaints about the original plugin was that rapid successive animation calls could freeze the game. The updated version introduces mutex locking around the animation startup sequence. In layman’s terms: No more CTD when three NPCs try to start an animation simultaneously.
Some versions of the update now support Fallout 4 Address Library. This means that future minor patches from Bethesda (e.g., 1.10.985) won't necessarily break the plugin. The plugin will now look up the correct memory addresses dynamically.