There is definitely some problem with k-point parallelization (-npool option) in pp.x. However, it worked for me if the "wf_collect" option is used and pp.x is launched without k-point parallelization
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
