<html><head></head><body><div style="color:#000; background-color:#fff; font-family:標楷體, dfkai-sb;font-size:16px"><div id="yui_3_16_0_ym19_1_1495300805820_7607">
</div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8001">Dear all,</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8002"><br id="yui_3_16_0_ym19_1_1495300805820_8003">
</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8004">I am running wien2k
version 14 on ubuntu 16.04</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8005"><br id="yui_3_16_0_ym19_1_1495300805820_8006">
</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8007">The purpose of my
calculations is to get born effective charges for AlN.<br id="yui_3_16_0_ym19_1_1495300805820_8008">
The
scf has been run successfully for 1000 kpoints. And I am trying to
run the command “berrypi -k 6:6:6” but I am getting the following
error.</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8009"><br id="yui_3_16_0_ym19_1_1495300805820_8010">
</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8011">ubuntu@ubuntu-7G-Series:~/project/AlNitride/12may$
berrypi -k 6:6:6</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8012">Traceback (most
recent call last):</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8013"> File
"/home/ubuntu/WIEN2k_14/SRC_BerryPI/BerryPI/berrypi", line
20, in <module></div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8014"> import numpy #
math library</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8015">ImportError: No
module named numpy</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8016"><br id="yui_3_16_0_ym19_1_1495300805820_8017">
</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8018">I have tried to make
sure that python , numpy , berrypi and wannier90 have been installed
correctly but the error remains.</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8019"><br id="yui_3_16_0_ym19_1_1495300805820_8020">
</div>
<div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8021">I would like to know
how to solve this problem. Kindly if anyone can help.</div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8033"><br></div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8080">Thank you</div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8099"><br></div><div style="margin-bottom: 0in; line-height: 100%" dir="ltr" id="yui_3_16_0_ym19_1_1495300805820_8100">Regards</div><div style="margin-bottom: 0in; line-height: 100%" dir="ltr" id="yui_3_16_0_ym19_1_1495300805820_8101"><br></div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8034">Jameela Fatheema</div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8059">Department of Physics<br></div><div style="margin-bottom: 0in; line-height: 100%" id="yui_3_16_0_ym19_1_1495300805820_8051">University of Peshawar<br></div>
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