<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div>Dear Wien2k Users,</div><div> I am trying to do a LDA+U calculation on a tetraboride sample.I had run SCF cycles separately three times first with only spin polarised option,second introduced SO option and third LDA+U.while running the third SCF cycle it showed 'error in Vorb' in uporb.error file.I have checked the .inorb files and its format is OK.I have set U value after referring to a journal and J=0.Even though the third SCF run shows error in ORB,from cycle 2 onwards it omits ORB and LAPWDM and finally converged.Please could you help me understand the
problem.</div><div>  
; Thanks to
All,</div><div> &nb
sp; Nishaina Sahadev<br></div></div></body></html>