<div dir="ltr">Dears developers and users<br><br>  i run WIEN2K (11.1) for my case and it has converged successfully the sfc using the commands &quot;Manually&quot; ,but when i want calculate the DOS either using w2web or the commands<br>
i have this  <br>  Error in LAPW2<br> &#39;LAPW2&#39; - can&#39;t open unit: 18                                               <br> &#39;LAPW2&#39; -        filename: aflamno3-2.vsp                                   <br> &#39;LAPW2&#39; -          status: old          form: forma<br>
<br>i need any suggestions for treat this problem<br> thanks<br>sufyan naji<br><br></div>