<div dir="ltr"><div dir="ltr">On Sun, Jun 7, 2020 at 11:26 AM Poonam Kaushik <<a href="mailto:poonamkaushik40@gmail.com">poonamkaushik40@gmail.com</a>> wrote:</div><div class="gmail_quote"><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div>I want to do a relax calculation for FeS. My SCF calculations are working well</div></div></div></div></div></div></div></blockquote><div><br></div><div>no they aren't. Somebody else already told you, but you didn't pay attention</div><div> <br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"> Total force = 11.363091 Total SCF correction = 0.000042<div> entering subroutine stress ...<br> total stress (Ry/bohr**3) (kbar) P=82028.12<br></div></div></div></div></div></div></div></blockquote><div><br></div><div>these numbers are completely absurd. Likely, your structure is very wrong.</div><div><br></div><div>PG<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><br></div><div>when I am doing relax calculations I am getting this error</div><div>'' Error in routine cdiaghg (169):<br> S matrix not positive definite''<br></div><div><br></div><div>to resolve this error I changed the ecut value, number of k points, number of processors, but nothing is working. I am also attaching my relax input and output file.</div><div>I'll be very thankful for any suggestions.</div><div><br></div><div>Warm regards,</div><div>Poonam Sharma</div><div><br></div><div dir="ltr"><br></div><div dir="ltr"><br></div><div dir="ltr"><br></div><div dir="ltr">-------------------------------------------------------------------------------------------------<br></div><div dir="ltr">Poonam Sharma<div>Research Scholar </div><div>Department of Physics</div><div>Indian Institute of <span>Technology Bombay</span></div><div><div>Mumbai - 400076<br></div>India.<br></div><div><br></div></div></div></div></div></div></div></div>
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