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    <p>It says your compiler doesn't exist. Are you compiling on ios?
      What happens when you type "which gcc-mp-7"?</p>
    <p>--Steve<br>
    </p>
    <div class="moz-cite-prefix">On 2/15/2019 12:14 PM, Rodriguez,
      Shanshan wrote:<br>
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    <blockquote type="cite"
      cite="mid:5386ECDD-BA7E-4C6A-AF03-9B13D3CE4ABD@grinnell.edu">
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      <div class="" style="word-wrap:break-word;
        line-break:after-white-space">Hello,
        <div class=""><br class="">
        </div>
        <div class="">I’m a new user of ETK and trying to follow the
          tutorial to set up Cactus. I ran into this problem building
          Cactus and hope you could help me resolve it. Here is the
          commend I’m stuck at:</div>
        <div class=""><br class="">
        </div>
        <div class="">
          <div class="">%cd $cactus_dir</div>
          <div class="">!time ./simfactory/bin/sim build -j2
            --thornlist=thornlists/<a href="http://einsteintoolkit.th"
              class="" moz-do-not-send="true">einsteintoolkit.th</a> </div>
        </div>
        <div class=""><br class="">
        </div>
        <div class="">Where I got an error message at the end:</div>
        <div class=""><br class="">
        </div>
        <div class="">
          <pre class="" style="box-sizing:border-box; overflow:auto; font-size:14px; padding:1px 0px; margin-top:0px; margin-bottom:0px; line-height:inherit; word-break:break-all; word-wrap:break-word; border:0px; border-top-left-radius:0px; border-top-right-radius:0px; border-bottom-right-radius:0px; border-bottom-left-radius:0px; white-space:pre-wrap; vertical-align:baseline">checking whether the C compiler (gcc-mp-7 -g -std=c11 -lgfortran) works... no
configure: error: installation or configuration problem: C compiler cannot create executables (see configs/&lt;configname&gt;/config-data/config.log for details).

Error reconfiguring sim-config
make: *** [sim-config] Error 2
</pre>
        </div>
        <div class=""><br class="">
        </div>
        <div class="">I’m attaching the config, log file here. Could you
          suggest what I should do to fix this? Thank you so much!!</div>
        <div class=""><br class="">
        </div>
      </div>
      <div class="" style="word-wrap:break-word;
        line-break:after-white-space">
        <div class=""><br class="">
        </div>
        <div class="">Best,</div>
        <div class="">Shanshan Rodriguez</div>
        <div class=""><br class="">
        </div>
        <div class="">
          <div class=""><font class="" face="Garamond">——————————————————————</font></div>
          <div class=""><font class="" face="Garamond"><b class="">Shanshan
                Rodriguez</b></font></div>
          <div class=""><font class="" face="Garamond">Assistant
              Professor of Physics</font></div>
          <div class=""><font class="" face="Garamond">1034
              Noyce Science Center</font></div>
          <div class=""><font class="" face="Garamond">Department of
              Physics</font></div>
          <div class=""><font class="" face="Garamond">Grinnell College</font></div>
          <div class=""><font class="" face="Garamond">Grinnell, IA
              50112</font></div>
          <div class=""><font class="" face="Garamond"><i class="">Email: <a
                  href="mailto:rodriguezs@grinnell.edu" class=""
                  moz-do-not-send="true">rodriguezs@grinnell.edu</a></i></font></div>
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
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