<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial">Dear Prof. Giannozzi, thank you very much.<br>Now I solve that problem. Actually, I tried ifort 12 and falled, again, but the some information provided, as:<br><pre style="color: rgb(255, 0, 0);"><i>from diropn : error #        21</i></pre>Then I downloaded the old version, QE 4.2.1 (previous one was QE 4.3.2), and compiled it by ifort 12. Up to now, the parallel running of ph.x is fine.<br><div>--<br>GAO Zhe<br>CMC Lab, Materials Science &amp; Engineering Department,<br>Seoul National University, South Korea<br>        
&nbsp;</div><div id="divNeteaseMailCard"></div><br><pre><br>At&nbsp;2012-02-09&nbsp;23:08:39,"Paolo&nbsp;Giannozzi"&nbsp;&lt;giannozz@democritos.it&gt;&nbsp;wrote:
&gt;On&nbsp;Thu,&nbsp;2012-02-09&nbsp;at&nbsp;22:15&nbsp;+0800,&nbsp;GAO&nbsp;Zhe&nbsp;wrote:
&gt;
&gt;&gt;&nbsp;I&nbsp;ran&nbsp;the&nbsp;same&nbsp;input&nbsp;file&nbsp;in&nbsp;my&nbsp;own&nbsp;computer,&nbsp;with&nbsp;mpich2&nbsp;1.4.1p1&nbsp;
&gt;&gt;&nbsp;and&nbsp;ifort&nbsp;12.&nbsp;It&nbsp;worked&nbsp;well&nbsp;at&nbsp;least&nbsp;up&nbsp;to&nbsp;the&nbsp;"break&nbsp;point".&nbsp;
&gt;&gt;&nbsp;Is&nbsp;this&nbsp;problem&nbsp;caused&nbsp;by&nbsp;the&nbsp;fortran&nbsp;compilor&nbsp;PGI&nbsp;9.0?
&gt;
&gt;likely&nbsp;so.&nbsp;Try&nbsp;to&nbsp;run&nbsp;with&nbsp;debug&nbsp;flags;&nbsp;if&nbsp;it&nbsp;is&nbsp;not&nbsp;a&nbsp;compiler
&gt;bug&nbsp;you&nbsp;should&nbsp;get&nbsp;some&nbsp;more&nbsp;info
&gt;
&gt;P.
&gt;
&gt;--&nbsp;
&gt;Paolo&nbsp;Giannozzi,&nbsp;IOM-Democritos&nbsp;and&nbsp;University&nbsp;of&nbsp;Udine,&nbsp;Italy
&gt;
&gt;
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