Fallout 4 - Ppf.esm

Mods like "Scrap Everything" break precombines by design. Ppf.esm helps stabilize the engine's reaction to these changes.

: If you see a "Missing Master" warning in your mod manager (like Vortex or MO2), it usually means you have installed a mod that requires PPF.esm, but you haven't installed the framework itself. Fallout 4 Ppf.esm

You previously used the Place Everywhere Previs repair tool, which generated Ppf.esm . Later, you uninstalled Place Everywhere or deleted the file manually, but another mod (or your save file) still expects it to be present. Mods like "Scrap Everything" break precombines by design