<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:14pt"><div style="RIGHT: auto">Hello ;<BR>I have a calculation with mbj potential of II– (VI)2 dichalcogenides all steps ends well but in the band struct x irrep i have this error :</div>
<div style="RIGHT: auto"><STRONG>trsym:cannot find class<BR style="RIGHT: auto">0.4u 0.1s 0:00.58 98.2% 0+0k 0+664io 0pf+0w</STRONG></div>
<div style="BACKGROUND-COLOR: transparent; FONT-STYLE: normal; FONT-FAMILY: times new roman, new york, times, serif; COLOR: rgb(0,0,0); FONT-SIZE: 19px; RIGHT: auto"> </div>
<div style="RIGHT: auto">So how to result this error please<BR>Cordially mouna mesbahi<BR><VAR id=yui-ie-cursor></VAR></div></div></body></html>