<div dir="ltr"><div><div>Dear Sir,<br></div>I am using quantum espress 5.1.1 on windows.<br><br></div>Thank you.<br>Khalid <br>M. Sc student<br>BUET</div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Aug 16, 2015 at 4:52 PM, Paolo Giannozzi <span dir="ltr"><<a href="mailto:p.giannozzi@gmail.com" target="_blank">p.giannozzi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Code versions?<br><div class="gmail_extra"><br><div class="gmail_quote"><div><div class="h5">On Sun, Aug 16, 2015 at 12:24 PM, Khalid Ibne Masood Khalid <span dir="ltr"><<a href="mailto:kimu206@gmail.com" target="_blank">kimu206@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr"><div><div><div><div><div><div><div>Dear Researchers,<br></div>I am trying to calculate phonon dispersion of my material, but when I run ph.x, it gives the following error:<br><br>Error in routine find_mode_sym (1):
<br> unknown mode symmetry<br><br></div>The crystal was fully relaxed and there was no problem in the system.<br><br></div>Would you please suggest me what can I do regarding this problem.<br><br></div>Thank you.<br></div>Khalid <br></div>M. Sc student<br></div>BUET<br></div>
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Univ. Udine, via delle Scienze 208, 33100 Udine, Italy<br>
Phone <a href="tel:%2B39-0432-558216" value="+390432558216" target="_blank">+39-0432-558216</a>, fax <a href="tel:%2B39-0432-558222" value="+390432558222" target="_blank">+39-0432-558222</a></font></span></span></div></div></div></div>
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