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Hi Yusuf,<br>
<br>
please use the latest version of PHENIX.<br>
<br>
The latest officially released version:<br>
<a class="moz-txt-link-freetext" href="http://www.phenix-online.org/download/">http://www.phenix-online.org/download/</a><br>
<br>
or the latest development version (built nightly):<br>
<a class="moz-txt-link-freetext"
 href="https://www.phenix-online.org/download/phenix/nightly/">https://www.phenix-online.org/download/phenix/nightly/</a>
<br>
<br>
This particular problem should be fixed there.<br>
<br>
Pavel.<br>
<br>
<br>
On 4/9/09 11:53 AM, Yusuf Akhter wrote:
<blockquote
 cite="mid:20ed3b9a0904091153v4e6fb824w6cdde687c74d4bf3@mail.gmail.com"
 type="cite">Dear all,<br>
  <br>
I am refining a protein structure using phenix.refine, when i tried to
use <br>
  <pre class="literal-block">optimize_wxc, optimize_wxu

It always crashes and gives following error. May anybody can explain what is the problem??

  </pre>
  <br>
  <br>
  <br>
Traceback (most recent call last):<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/command_line/refine.py",
line 5, in &lt;module&gt;<br>
&nbsp;&nbsp;&nbsp; command_line.run(command_name="phenix.refine", args=sys.argv[1:])<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/command_line.py",
line 78, in run<br>
&nbsp;&nbsp;&nbsp; call_back_after_monitor_collect=call_back_after_monitor_collect)<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/driver.py",
line 1308, in run<br>
&nbsp;&nbsp;&nbsp; log&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = log)<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/strategies.py",
line 642, in refinement_machine<br>
&nbsp;&nbsp;&nbsp; log&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = log)<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/weight_xray_chem.py",
line 327, in __init__<br>
&nbsp;&nbsp;&nbsp; self.wxc_optimization()<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/weight_xray_chem.py",
line 450, in wxc_optimization<br>
&nbsp;&nbsp;&nbsp; rw, rf, b, a, a_xc = self.wx_opt_helper(w = wxc_scale_0 * wxc,
sites=True)<br>
&nbsp; File
"/public/xtal/phenix/phenix-1.3b/phenix-1.3b/phenix/phenix/refinement/weight_xray_chem.py",
line 387, in wx_opt_helper<br>
&nbsp;&nbsp;&nbsp; verbose&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; = 0)<br>
TypeError: __init__() takes at least 5 non-keyword arguments (3 given)<br>
  <br>
  <br>
  <br>
Thanks in advance.<br>
  <br>
  <br>
Yusuf<br>
  <br clear="all">
  <br>
  <br>
  <pre wrap="">
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  </pre>
</blockquote>
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