Hi,&nbsp; the weights of kpoints can be set to any value as decribed in the Doc.<br><br><div class="gmail_quote">On Mon, Feb 23, 2009 at 3:21 PM, yccheng.nju <span dir="ltr">&lt;<a href="mailto:yccheng.nju@gmail.com">yccheng.nju@gmail.com</a>&gt;</span> wrote:<br>
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<div><font color="#000080" size="2" face="Verdana">You should set all number to &quot;1&quot; in 
the fourth column in kpoints. You have 311 K points, why you just give 5 in the 
input file. The error message have told you what your problem is !</font></div><div class="Ih2E3d">
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<div><font color="#c0c0c0" size="2" face="Verdana">2009-02-23 </font></div><font color="#000080" size="2" face="Verdana">
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<div><font color="#c0c0c0" size="2" face="Verdana"><span>yccheng.nju</span> 
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<div><font size="2" face="Verdana"><b>发件人：</b> 潘登 </font></div>
</div><div><font size="2" face="Verdana"><b>发送时间：</b> 2009-02-23&nbsp; 15:14:13 
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<div><font size="2" face="Verdana"><b>收件人：</b> PWSCF Forum </font></div>
<div><font size="2" face="Verdana"><b>抄送：</b> </font></div>
<div><font size="2" face="Verdana"><b>主题：</b> Re: [Pw_forum] Help me with 
the Band Structure Calculation </font></div><div><div></div><div class="Wj3C7c">
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<div>Dear&nbsp;yccheng.nju&nbsp;and&nbsp;nazari,</div>
<div></div>
<div>&nbsp;I&nbsp;have&nbsp;tried&nbsp;to&nbsp;change&nbsp;to&nbsp;what&nbsp;you&nbsp;had&nbsp;suggested.&nbsp;But&nbsp;the&nbsp;error</div>
<div>happens&nbsp;still,&nbsp;and&nbsp;the&nbsp;message&nbsp;unchange:</div>
<div></div>
<div></div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;from&nbsp;card_kpoints&nbsp;:&nbsp;error&nbsp;#&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1</div>
<div>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;error&nbsp;or&nbsp;end&nbsp;of&nbsp;file&nbsp;while&nbsp;reading&nbsp;tpiba&nbsp;k&nbsp;points</div>
<div></div>
<div>And&nbsp;for&nbsp;nazari,&nbsp;&nbsp;I&nbsp;did&nbsp;have&nbsp;311&nbsp;k&nbsp;points&nbsp;but&nbsp;I&nbsp;just&nbsp;gave&nbsp;five&nbsp;of&nbsp;them</div>
<div>and&nbsp;ommitted&nbsp;the&nbsp;others.</div>
<div>Thanks&nbsp;for&nbsp;two&nbsp;of&nbsp;you,&nbsp;but&nbsp;I&nbsp;do&nbsp;not&nbsp;know&nbsp;where&nbsp;the&nbsp;problem&nbsp;is.&nbsp;Please&nbsp;help&nbsp;me.</div>
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<div>Have&nbsp;a&nbsp;nice&nbsp;day</div>
<div></div>
<div>Pan&nbsp;Deng</div>
<div>Nanjing&nbsp;University</div>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Hai-Ping Lan <br>Department of Electronics ,<br>Peking University , Bejing, 100871<br><a href="mailto:lanhaiping@gmail.com">lanhaiping@gmail.com</a>, <a href="mailto:hplan@pku.edu.cn">hplan@pku.edu.cn</a><br>