<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>Dear all,</span></div><div><span> I am trying to generate gipaw pseudopotential for Se. And after some time the program will stop and in the output files it produces this error immediately it enter the NC pseudopotential routine. </span></div><div>########################################## <br>from invmat : error # 1<br> error in DGETRF<br>###########################################<br> I will be delighted if i can get assistance on how to resolve this. i am not an expert in pseudopotential generation.<br></div><div>Adetunji Bamidele Ibrahim(PhD Student)<br>Department of physics,University of Agriculture,<br>Abeokuta, Ogun State,Nigeria.</div></div></body></html>