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<p>If the folder NdGaO3 is where you did "run_lapw", maybe you
accidentally skipped the "cd NdGaO3w2w" step when following the
wien2wannier cheat sheet [
<a class="moz-txt-link-freetext" href="https://github.com/wien2wannier/wien2wannier/blob/master/doc/CHEATSHEET">https://github.com/wien2wannier/wien2wannier/blob/master/doc/CHEATSHEET</a>
] after creating the NdGaO3w2w.fermi file in the NdGaO3w2w folder
using the prepare_w2wdir script. For example, after you used the
command similar to:</p>
<p>prepare_w2wdir NdGaO3w2w</p>
<div class="moz-cite-prefix">On 5/18/2018 7:22 AM, bangxing wrote:<br>
</div>
<blockquote type="cite"
cite="mid:38e39b09.fe48.163736af20d.Coremail.bangxingli@163.com">
<div
style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial">
<div>Dear all</div>
<div> When I execute the code x w2w -p, the following error
will come. </div>
<div>
<div><br>
</div>
<div>[root@sciencehost NdGaO3]# x w2w -p</div>
<div>/opt/WIEN2K/17.1/w2w: error while processing def file
`w2w.def': file not found, unit 51, file
/root/cal/NdGaO3/NdGaO3.fermi</div>
<div>0.018u 0.013s 0:00.03 66.6% 0+0k 0+8io 0pf+0w</div>
</div>
<div><br>
</div>
<div>
<div>[root@sciencehost NdGaO3]# vim w2w.def</div>
<div> 5,'NdGaO3.inwf', 'old', 'formatted', 0</div>
<div> 6,'NdGaO3.outputwf', 'unknown','formatted', 0</div>
<div> 7,'NdGaO3.amn', 'unknown','formatted', 0</div>
<div> 8,'NdGaO3.mmn', 'unknown','formatted', 0</div>
<div> 10,'./NdGaO3.vector','old','unformatted',0</div>
<div> 11,'NdGaO3.nnkp', 'old', 'formatted', 0</div>
<div> 12,'NdGaO3.eig', 'unknown','formatted', 0</div>
<div> 18,'NdGaO3.vsp', 'old', 'formatted', 0</div>
<div> 20,'NdGaO3.struct', 'old', 'formatted', 0</div>
<div> 50,'NdGaO3.energy', 'old', 'formatted', 0</div>
<div> 51,'NdGaO3.fermi' 'old', 'formatted', 0</div>
<div>~</div>
</div>
<div>After the run_lapw, why there isn't NdGaO3.fermi file? But
during my calculationg, there have no error.</div>
</div>
</blockquote>
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