Hi All, Following the original thread: https://lists.quantum-espresso.org/pipermail/users/2020-September/045902.html I've confirmed that oncvpsp version 3.1.1, indeed creates a ghost state, I've created an issue here: https://github.com/oncvpsp/oncvpsp/issues/4 Hopefully someone replies there =) Sasha Fonari -- Schrodinger, Inc.