On Dec 7, 2011, at 9:20 , jinxi wrote: > I guess there's something wrong with my pseudopotential file. there is nothing wrong in your pseudopotential file P. --- Paolo Giannozzi, Dept of Chemistry&Physics&Environment, Univ. Udine, via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222