<div dir="ltr">Dear: everyone,<div>         I'm sorry to disturb but when I conduct str opt with QE,  error appears just as follows:</div><div><div>       </div><div>    Error in routine ggen (1):<br>     smooth g-vectors missing !<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>     stopping ... </div></div><div><br></div><div>The output is attached below.</div><div>Any ideas and guidence will be appreciated.</div><div>Sincerely,</div><div>Peoples' liberty</div></div>