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    <p><font size="+1">Dear phenix developers,</font></p>
    <p><font size="+1">I get errors trying to install latest builds from
        1.14.3405, 3406, 3409  64bit centos6 on Scientific Linux
        machines still running 6.6 (kernel 2.6.32). </font><br>
      <font size="+1"><font size="+1">1.14.3395 installed without any
          problem. </font></font></p>
    <p><font size="+1"><font size="+1">The downloaded file is OK. 
          1.14.3409 64bit centos6 installed on Ubuntu 18.04 without any
          problem. </font></font></p>
    <p><font size="+1">I also tried to install from source but got the
        same error output (see below). I googeled some error outputs -
        looks like some python error. Do I have to update finally?<br>
      </font></p>
    <p><font size="+1">Best regards, <br>
      </font></p>
    <p><font size="+1">Guenter</font></p>
    <p><font size="+1"><br>
      </font></p>
    <p><font size="+1">Output trying to install from source:</font></p>
    <p><font size="-2" face="Courier New">[guenter@msm68
        phenix-installer-dev-3409-source]$ ./install
        --prefix=/home/software/PHENIX/1.14.3409/ --nproc=10<br>
        Traceback (most recent call last):<br>
          File "./bin/install.py", line 20, in &lt;module&gt;<br>
            from libtbx.auto_build import install_distribution<br>
          File
"/home/software/PHENIX/1.14.3409/phenix-installer-dev-3409-source/lib/libtbx/auto_build/install_distribution.py",
        line 75, in &lt;module&gt;<br>
            from libtbx.auto_build import install_base_packages<br>
          File
"/home/software/PHENIX/1.14.3409/phenix-installer-dev-3409-source/lib/libtbx/auto_build/install_base_packages.py",
        line 28, in &lt;module&gt;<br>
            from .package_defs import *<br>
          File
"/home/software/PHENIX/1.14.3409/phenix-installer-dev-3409-source/lib/libtbx/auto_build/package_defs.py",
        line 18, in &lt;module&gt;<br>
            from .bootstrap import Toolbox<br>
          File
"/home/software/PHENIX/1.14.3409/phenix-installer-dev-3409-source/lib/libtbx/auto_build/bootstrap.py",
        line 14, in &lt;module&gt;<br>
            import argparse<br>
        ImportError: No module named argparse</font><font size="+1"><br>
        <br>
      </font></p>
    <p><font size="+1">Similar from an installer:</font></p>
    <p><font face="Courier New">[guenter@msm68
        phenix-installer-dev-3405-intel-linux-2.6-x86_64-centos6]$
        ./install --prefix=/home/software/PHENIX/1.14.3405/ <br>
        Traceback (most recent call last):<br>
          File "./bin/install.py", line 20, in &lt;module&gt;<br>
            from libtbx.auto_build import install_distribution<br>
          File
"/home/software/PHENIX/1.14.3405/phenix-installer-dev-3405-intel-linux-2.6-x86_64-centos6/lib/libtbx/auto_build/install_distribution.py",
        line 75, in &lt;module&gt;<br>
            from libtbx.auto_build import install_base_packages<br>
          File
"/home/software/PHENIX/1.14.3405/phenix-installer-dev-3405-intel-linux-2.6-x86_64-centos6/lib/libtbx/auto_build/install_base_packages.py",
        line 28, in &lt;module&gt;<br>
            from .package_defs import *<br>
          File
"/home/software/PHENIX/1.14.3405/phenix-installer-dev-3405-intel-linux-2.6-x86_64-centos6/lib/libtbx/auto_build/package_defs.py",
        line 18, in &lt;module&gt;<br>
            from .bootstrap import Toolbox<br>
          File
"/home/software/PHENIX/1.14.3405/phenix-installer-dev-3405-intel-linux-2.6-x86_64-centos6/lib/libtbx/auto_build/bootstrap.py",
        line 14, in &lt;module&gt;<br>
            import argparse<br>
        ImportError: No module named argparse</font><font size="+1"><br>
        <br>
      </font></p>
    <p><font size="+1"><br>
      </font></p>
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