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It should be filband not fillband in your bands.x input.

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<div class="">Best,</div>

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<div>Minkyu Park</div>

<div>Research Institute of Basic Sciences, University of Ulsan,</div>

<div>93, Daehak-ro, Nam-gu, Ulsan, 44610 Republic of Korea</div>

<div><a href="mailto:minkyupark@ulsan.ac.kr" class="">minkyupark@ulsan.ac.kr</a></div>

<div class="">+82-52-259-1473</div>

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<div class="">On 23 Jan 2021, at 9:27 PM, Satyasiban Dash ph19d005 <<a href="mailto:ph19d005@smail.iitm.ac.in" class="">ph19d005@smail.iitm.ac.in</a>> wrote:</div>

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<div dir="ltr" class="">I am attaching bands.x output,pw.x bans calculation,nscf and scf input and output

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<div class="">Thank You. </div>

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<div dir="ltr" class="gmail_attr">On Sat, Jan 23, 2021 at 5:46 PM Lorenzo Paulatto <<a href="mailto:paulatz@gmail.com" class="">paulatz@gmail.com</a>> wrote:<br class="">

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<div class="">You should also attach the output, and all the previous steps (scf, nscf). As far as I can tell, it could just be that you did not run pw.x before.</div>

<div class="">cheers</div>

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<div class=""><u class=""></u>--<br class="">

<span style="font-size:0.9em;color:gray" class="">Lorenzo Paulatto - Paris<span class=""></span></span><u class=""></u></div>

<div class="">On Jan 23 2021, at 11:46 am, Satyasiban Dash ph19d005 <<a href="mailto:ph19d005@smail.iitm.ac.in" target="_blank" class="">ph19d005@smail.iitm.ac.in</a>> wrote:</div>

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<div class="">Dear members,</div>

<div class=""> I am traying to calculate the band structure but it was crash ,I am attaching the band,x input file please take a look and suggest.</div>

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<div class="">Thank You. </div>

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<span id="cid:f_kk9ommg20"><job113083.bands.out></span><span id="cid:f_kk9oo1uk1"><job111138.pw.out></span><span id="cid:f_kk9ook402"><job111138.pw.in></span><span id="cid:f_kk9oqak13"><job104769.pw.out></span><span id="cid:f_kk9os1c84"><job101095.pw.in></span><span id="cid:f_kk9os62s5"><job101095.pw.out></span>_______________________________________________<br class="">

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