<html><body><div style="color:#000; background-color:#fff; font-family:garamond, new york, times, serif;font-size:12pt"><div>Dr. Gianozzi</div><div>i am new in pwscf calculations:</div><div>wen calculating lattice the code stops!!!!!<br><br><br></div>&nbsp;&nbsp;&nbsp;&nbsp; Program PWSCF v.4.2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; starts on 10Sep2012 at 14:52:45<br><br>&nbsp;&nbsp;&nbsp;&nbsp; This program is part of the open-source Quantum ESPRESSO suite<br>&nbsp;&nbsp;&nbsp;&nbsp; for quantum simulation of materials; please acknowledge<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; "P. Giannozzi et al., J. Phys.:Condens. Matter 21 395502 (2009);<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; URL http://www.quantum-espresso.org",<br>&nbsp;&nbsp;&nbsp;&nbsp; in publications or presentations arising from this work. More details at<br>&nbsp;&nbsp;&nbsp;&nbsp;
 http://www.quantum-espresso.org/wiki/index.php/Citing_Quantum-ESPRESSO<br><br>&nbsp;&nbsp;&nbsp;&nbsp; Current dimensions of program PWSCF are:<br>&nbsp;&nbsp;&nbsp;&nbsp; Max number of different atomic species (ntypx) = 10<br>&nbsp;&nbsp;&nbsp;&nbsp; Max number of k-points (npk) =&nbsp; 40000<br>&nbsp;&nbsp;&nbsp;&nbsp; Max angular momentum in pseudopotentials (lmaxx) =&nbsp; 3<br>&nbsp;&nbsp;&nbsp;&nbsp; Waiting for input...<br><br>&nbsp;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>&nbsp;&nbsp;&nbsp;&nbsp; from&nbsp; iosys&nbsp; : error #&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; invalid lattice parameters ( celldm or a )<br>&nbsp;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>&nbsp;&nbsp;&nbsp;&nbsp; stopping ...</div></body></html>