My fermi energy in from OUTCAR of Nickle is E-fermi : 9.3060 XC(G=0): -13.2287 alpha+bet :-16.3890 I use INCAR System = fcc Ni ENCUT = 270 ISIF = 2 ISPIN = 2 MAGMOM = 1 EDIFF = 0.0001 KPOINTS 10x10x10 0 Monkhorst 10 10 10 0 0 0 POSCAR (The lattice constant is in the lowest energy)...