<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hello,<br><br>I'm trying to compile a therion config and am getting the following error:<br><br>therion: error -- PROJ4 library: -1 (no arguments in initialization list)<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">The repo and file I'm attempting to compile:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><a href="https://github.com/tr1813/migresurvey/blob/master/data/_config/overview/system_migovec.thconfig">https://github.com/tr1813/migresurvey/blob/master/data/_config/overview/system_migovec.thconfig</a><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">This works for for someone on OSX and another on Windows but not for me on Ubuntu 20.04. I tried searching for the error but there wasn't  anything enlightening.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">It compiles if I comment out "epsg:3794" so I'm guessing perhaps my version of the proj library does not have this coordinate system? Could I build a more up to date version?<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Can anyone point me in the right direction?</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Rhys</div></div>