Requests for technical support from the VASP group should be posted in the VASP-forum.
NPACO = [integer] Default: NPACO = 256
Description: NPACO sets the number of slots in the pair-correlation function written to PCDAT.
VASP evaluates the pair-correlation function each NBLOCK steps and writes the PC-function after NBLOCK×KBLOCK steps to the PCDAT file.
Examples that use this tag