<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Dear All <br>I want to calculate band gap of some semiconducting material. But when I run nscf file it gives following error<br><br> [ Program BANDS v.5.0.2 (svn rev. 9392) starts on 22Jan2013 at 11:25:29 <br><br> This program is part of the open-source Quantum ESPRESSO suite<br> for quantum simulation of materials; please cite<br> "P. Giannozzi et al., J. Phys.:Condens. Matter 21 395502 (2009);<br> URL http://www.quantum-espresso.org", <br> in publications or presentations arising from this work. More details at<br> http://www.quantum-espresso.org/quote.php<br><br> Serial
version<br><br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br> Error in routine bands (1):<br> gamma_only case not implemented<br> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>]<br><br>Some body help me please.<br>Muhammad Zafar<br>
PhD Scholar<br>
Department of Physics<br>
The Islamia University of Bahawalpur,Pakistan</td></tr></table>