Hi, I'm a new Pwscf user. I have seen the following information during scf run: npt with |zeta| > 1: 76986, npt tot 364500, 21.12 % npt with rhoup < 0: 32, npt tot 364500, 0.01 % Is it wrong message? If yes what should I do to avoid this problem? What mean "zeta"? Best regards Darek Chrobak