Dear All ;<br><br>While I were doing a surface relaxation of c-o adsorption the following error appeared after many good iterations : <br><br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>
     from cdiaghg : error #       634<br>     info =/= 0<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>     stopping ...<br><br><br><br><br><br>Any one knows what could be the problem ....... thanks in advance ..
<br><br><br><br>Have a nice day .<br><br>H. Al-Yamani<br>Jordan University<br>