<div dir="ltr">Hello, <br><br>I am Lawrence Edmond, IV, a rising third-year PhD student at Brown University in the physics department. I am interested in using EinsteinToolkit to simulate black holes with accretion disks for cosmo/dark matter research. <br><br>I am following along with the <a href="https://einsteintoolkit.org/download.html">Wiki</a> and the <a href="https://github.com/einsteintoolkit/jupyter-et/blob/master/tutorial-server/notebooks/CactusTutorial.ipynb">JupyterNotebook</a> on git to compile and run the first "HelloWorld" Thorn before attempting to write my own. Following along with the notebook. I am able to compile EinsteinToolkit via the following bash command:<br><div class="gmail-jp-Cell gmail-jp-CodeCell gmail-jp-Notebook-cell gmail-jp-mod-noOutputs" style="margin:0px;border:none;outline:none;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;overflow:visible;color:rgba(0,0,0,0.87);font-family:"Times New Roman";font-size:13px"><div class="gmail-jp-Cell-inputWrapper" style="display:flex;padding:0px;margin:0px;overflow:visible"><div class="gmail-jp-InputArea gmail-jp-Cell-inputArea" style="display:table;table-layout:fixed;width:885.099px;overflow:hidden"><div class="gmail-jp-CodeMirrorEditor gmail-jp-Editor gmail-jp-InputArea-editor" style="display:table-cell;overflow:auto hidden;vertical-align:top;border-radius:0px"><div class="gmail-cm-editor gmail-cm-s-jupyter" style="border:0px;border-radius:0px;height:auto"><div class="gmail-highlight gmail-hl-ipython3" style="margin:0.4em"><pre style="line-height:16.25px">./simfactory/bin/sim<span class="gmail-w"> </span>build<span class="gmail-w"> </span>-j4<span class="gmail-w"> </span>--thornlist<span class="gmail-w"> </span>../<a href="http://einsteintoolkit.th">einsteintoolkit.th</a>
</pre></div></div></div></div></div></div><div class="gmail-jp-Cell gmail-jp-MarkdownCell gmail-jp-Notebook-cell" style="margin:0px;border:none;outline:none;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;overflow:visible;color:rgba(0,0,0,0.87)"><div class="gmail-jp-Cell-inputWrapper" style="display:flex;padding:0px;margin:0px;overflow:visible"><span style="color:rgb(34,34,34)">which differs from the notebook by the location of the "<a href="http://einsteintoolkit.th">einsteintoolkit.th</a>" thorn. This is able to compile without errors however, when I try to run the following command to create and execute the "HelloWorld" thorn, <br><pre style="font-size:13px;font-family:Arial,Helvetica,sans-serif;line-height:16.25px;color:rgb(33,33,33)">./simfactory/bin/sim<span class="gmail-w"> </span>create-run<span class="gmail-w"> </span>helloworld<span class="gmail-w"> </span><span class="gmail-se">\</span>
<span class="gmail-w">    </span>--parfile<span class="gmail-w"> </span>arrangements/CactusExamples/HelloWorld/par/HelloWorld.par</pre>I get an error message saying that the executable cannot be found or was not created (see below for a copy of the output).<br><br><font size="1"><font face="monospace" style="">[ledmond@login010 Cactus]$ ./simfactory/bin/sim create-run helloworld \<br>    --parfile arrangements/CactusExamples/HelloWorld/par/HelloWorld.par<br>Warning: Current Working directory does not match Cactus sourcetree, changing to /users/ledmond/EinsteinToolkit/Cactus<br>Parameter file: /oscar/home/ledmond/EinsteinToolkit/Cactus/arrangements/CactusExamples/HelloWorld/par/HelloWorld.par<br>Error: Executable /users/ledmond/EinsteinToolkit/Cactus/exe/cactus_sim for configuration sim does not exist or is not readable<br>Aborting Simfactory.</font><br></font><br>I believe the issue is that the procedure is looking for the executable file, and the associated folder to hold all created executables is being created using a path that cannot be accessed on my cluster. That being said, is there a way to manually change the path for the exe/ directory that is created by Simfactory? <br><br>Thank you in advance for any help you may offer. Please do not hesitate to contact me if you need any more information or further clarification to address this compilation issue.  </span></div></div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><font face="georgia, serif"><i>Best Regards, </i></font><div><font face="georgia, serif"><i>Lawrence Edmond, IV<br></i></font><div><font face="georgia, serif"><i>Class of 2026<br></i></font><div><font face="georgia, serif"><i><br></i></font></div></div></div></div></div></div>