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    <p>Versionistas,</p>
    <p>There is a new version set built at JLab and on Oasis now, <a
        moz-do-not-send="true"
        href="https://halldweb.jlab.org/halld_versions/version_4.23.0.xml">version_4.23.0.xml</a>.
      It contains new, updated versions of the following packages:</p>
    <ul>
      <li><a moz-do-not-send="true"
          href="https://github.com/JeffersonLab/hdds/releases/tag/4.9.0">hdds
          4.9.0</a></li>
      <li><a moz-do-not-send="true"
          href="https://github.com/JeffersonLab/halld_recon/releases/tag/4.18.0">halld_recon
          4.18.0</a></li>
      <li><a moz-do-not-send="true"
          href="https://github.com/JeffersonLab/halld_sim/releases/tag/4.19.0">halld_sim
          4.19.0</a></li>
      <li><a moz-do-not-send="true"
          href="https://github.com/JeffersonLab/HDGeant4/releases/tag/2.15.0">hdgeant4
          2.15.0</a></li>
      <li><a moz-do-not-send="true"
href="https://github.com/JeffersonLab/gluex_root_analysis/releases/tag/1.12.0">gluex_root_analysis
          1.12.0</a></li>
      <li><a moz-do-not-send="true"
          href="https://github.com/JeffersonLab/hd_utilities/releases/tag/1.24">hd_utilities
          1.24</a><br>
      </li>
    </ul>
    <p>where the links go to the corresponding release notes. This
      version set will become the default at midnight tonight at JLab.</p>
    <p>In addition, the following recon-launch compatible version sets
      are built at JLab and available on Oasis:</p>
    <ul>
      <li><a moz-do-not-send="true"
href="https://halldweb.jlab.org/halld_versions/recon-2017_01-ver03_18.xml">recon-2017_01-ver03_18.xml</a></li>
      <li><a moz-do-not-send="true"
href="https://halldweb.jlab.org/halld_versions/recon-2018_01-ver02_10.xml">recon-2018_01-ver02_10.xml</a></li>
      <li><a moz-do-not-send="true"
href="https://halldweb.jlab.org/halld_versions/recon-2018_08-ver02_9.xml">recon-2018_08-ver02_9.xml</a></li>
    </ul>
    <p>For more information on how to find these and other version set
      files, click <a moz-do-not-send="true"
href="https://halldweb.jlab.org/wiki/index.php/GlueX_Offline_FAQ#Where_do_I_find_version_set_files.3F">here</a>.<br>
    </p>
    <p>  -- Mark</p>
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