<div dir="ltr">Hi Soumendra,<div><br></div><div>Could you try using "<span style="background-color:rgb(255,255,153);color:rgb(0,0,0);font-family:arial,helvetica,sans-serif;font-size:medium;font-weight:700">search_sym = .false." </span>in your phonon input file?</div><div><br></div><div>Best,</div><div>Hari Paudyal</div><div>Binghamton University-SUNY</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Aug 3, 2022 at 8:59 AM Soumendra Kumar Das via users <<a href="mailto:users@lists.quantum-espresso.org">users@lists.quantum-espresso.org</a>> wrote:<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>Dear QE users,</div><div><br></div><div>I am getting an error in phonon calculation for a large super cell with 64 atoms, but scf works fine. <br></div><div>Please kindly suggest how to fix it.</div><div><br></div><div>Error in routine set_irr_sym_new (3522):</div><div>wrong representation</div><div><br></div><div><div dir="ltr"><div dir="ltr"><b style="color:rgb(34,34,34)"><font color="#0000ff">Thanks and Regards</font></b><div style="color:rgb(34,34,34)"><b><font size="4" face="monospace" color="#0000ff">Soumendra Kumar Das</font></b></div><div style="color:rgb(34,34,34)"><font face="monospace" color="#0000ff"><b>Postdoc. Research Scholar</b></font></div><div style="color:rgb(34,34,34)"><font face="monospace"><b style="color:rgb(0,0,255)">School of Physical Sciences</b><br></font></div><div style="color:rgb(34,34,34)"><div dir="ltr"><font face="monospace" color="#0000ff"><b>National Institute of Science Education and Research (NISER), </b><b>Bhubaneswar</b></font></div><div dir="ltr"><font face="monospace" color="#0000ff"><b>PO- Bhimpur-Padanpur, Via- Jatni, District:- Khurda</b><br></font><blockquote style="margin:0px 0px 0px 40px;border:medium none;padding:0px"></blockquote><b><font face="monospace" color="#0000ff">PIN – 752050, Odisha, INDIA</font></b></div></div></div></div></div></div>
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