Dear Wien users; I have setup an InP suercell 2x2x2 ( 64 atoms). I have got InP.output about 26 Mb. when runnig the scf run I got Error in parallel lapw0. Please help and how can I reduce the no. of plane waves about 500000. thank you very much Dr. M. K. sabra ------------------------------------------------- This mail sent through AECS mail server.