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Professor Marzari,<div><br></div><div>Sorry my mistake, I have not pasted the CELL_PARAMETERS section. The error is still there with the presence of CELL_PARAMETERS.</div><div><br></div><div>Thanks</div><div><br></div><div><p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&amp;control<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; prefix='Graphyne',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; calculation='vc-relax',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; restart_mode='from_scratch',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; tstress=.true.,<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; tprnfor=.true.,<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; verbosity='high',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; pseudo_dir =
'/home_cluster/fis718/eliemouj/espresso-4.3.2/pseudo',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; outdir='/home_cluster/fis718/eliemouj/espresso-4.3.2/Graphyne/GRAPHYNEDIR',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;/<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&amp;system&nbsp;&nbsp;&nbsp;
<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; ibrav= 0, nat=8, ntyp= 2, ecutwfc =32,
ecutrho=288,occupations='smearing', smearing='mv',degauss=0.02<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;</span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">/<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&amp;electrons<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; conv_thr=1.D-7,&nbsp;&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; mixing_beta=0.3D0,<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp; </span><span lang="PT-BR" style="font-family:
&quot;Courier New&quot;;mso-ansi-language:PT-BR">mixing_mode='local-TF',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="PT-BR" style="font-family:&quot;Courier New&quot;;
mso-ansi-language:PT-BR">&nbsp;&nbsp;&nbsp;
diago_david_ndim=2,&nbsp;&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="PT-BR" style="font-family:&quot;Courier New&quot;;
mso-ansi-language:PT-BR">&nbsp;</span><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">/<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&amp;ions<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp;&nbsp; ion_dynamics='bfgs'<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;/<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp; &amp;cell<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp;&nbsp; cell_dynamics='bfgs',<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">&nbsp;/<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">CELL_PARAMETERS
(alat) {hexagonal}<o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">0.500000000&nbsp;&nbsp;&nbsp; 0.866025404 0.000000000&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">0.500000000&nbsp; &nbsp;-0.866025404 0.000000000&nbsp;&nbsp;&nbsp; <o:p></o:p></span></p>

<p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">0.000000000&nbsp;&nbsp;&nbsp; 0.000000000 6.293266205&nbsp;<o:p></o:p></span></p><p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">......</span></p><p class="MsoPlainText"><span lang="EN-GB" style="font-family:&quot;Courier New&quot;">.......</span></p><br><div><div id="SkyDrivePlaceholder"></div>&gt; Date: Wed, 8 Aug 2012 16:27:42 +0200<br>&gt; From: nicola.marzari@epfl.ch<br>&gt; To: pw_forum@pwscf.org<br>&gt; Subject: Re: [Pw_forum] reading_namelist error #19<br>&gt; <br>&gt; On 08/08/2012 16:18, Elie M wrote:<br>&gt; &gt; Hello all,<br>&gt; &gt;<br>&gt; &gt;   &amp;system<br>&gt; &gt;      ibrav= 0, celldm(1)= 9.008277, nat=8, ntyp= 2, ecutwfc =32,<br>&gt; &gt; ecutrho=288,occupations='smearing', smearing='mv',degauss=0.02<br>&gt; <br>&gt; <br>&gt; your unit cell is not well defined -  ibrav 0 requires cell_parameters<br>&gt; <br>&gt; http://www.quantum-espresso.org/wp-content/uploads/Doc/INPUT_PW.html#id1486403<br>&gt; <br>&gt; <br>&gt; <br>&gt; ----------------------------------------------------------------------<br>&gt; Prof Nicola Marzari, Chair of Theory and Simulation of Materials, EPFL<br>&gt; _______________________________________________<br>&gt; Pw_forum mailing list<br>&gt; Pw_forum@pwscf.org<br>&gt; http://www.democritos.it/mailman/listinfo/pw_forum<br></div></div>                                               </div></body>
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