<div class="gmail_quote"><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div>ATOMIC_SPECIES<br> O 16.00000 H_US.van <br> H 1.00000 O_US.van <br>
</div></blockquote></div><br>This may be the reason for your problem.<br>You might use pseudopotential of Hidrogen for Oxigen and vice versa.<br>Viet<br>