<div dir="ltr"><div>Dear Prof. Blaha, <br></div><div><br></div><div>Sorry to disturb you again. I have followed all the steps as suggested by you. <br></div><div><br></div><div><div>x lapw1 -up -p</div><div>x lapw1 -dn -p</div><span class="gmail-im"><div>x lapwso -orb -up -p</div><div><br></div></span>I have concatenated all the case.output files into a single file case.output1up <br></div><div>then performed x lapw2 -so -fermi -up -p, opened xcrysden and clicked Render Fermi surface. I still get an error</div><div><br></div><div>ERROR: while executing exec/usr/lib/xcrysden/wn_readbakgen bakgen.def<br></div><div><br></div><div>I created a new directory and performed the calculations from scratch again but still the error persists. I have done non magnetic GGA+SOC+U calculations. Does the command change for this type of calculations. <br></div><div><br></div><div><br></div>I would be grateful to you if you could suggest me where I went wrong. I did search the previous posts but its not helpful for this problem.<br><div><div><br></div><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr" style="font-size:12.8px"><font color="#333333"><font face="tahoma, sans-serif">Anup Pradhan Sakhya <br></font></font></div></div></div></div></div>
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