Thanks for the tip. This is what I get in the terminal once its stops:
Choucroute:Cura lc$ /Applications/Cura/Cura.app/Contents/MacOS/Cura Choucroute:Cura lc$ /Applications/Cura/Cura.app/Contents/Resources/Cura/util/mesh.py:69: RuntimeWarning: invalid value encountered in divide normals[:,0] /= lens/Applications/Cura/Cura.app/Contents/Resources/Cura/util/mesh.py:70: RuntimeWarning: invalid value encountered in divide normals[:,1] /= lens/Applications/Cura/Cura.app/Contents/Resources/Cura/util/mesh.py:71: RuntimeWarning: invalid value encountered in divide normals[:,2] /= lensException in thread Thread-2:Traceback (most recent call last): File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/threading.py", line 552, in __bootstrap_inner File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/threading.py", line 505, in run File "/Applications/Cura/Cura.app/Contents/Resources/Cura/gui/projectPlanner.py", line 978, in OnRun startGCode = profile.getAlterationFileContents('start.gcode') File "/Applications/Cura/Cura.app/Contents/Resources/Cura/util/profile.py", line 534, in getAlterationFileContents return unicode(prefix + re.sub("(.)\{([^\}]*)\}", replaceTagMatch, alterationContents).rstrip() + '\n' + postfix).strip().encode('utf-8') File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/re.py", line 151, in sub File "/Applications/Cura/Cura.app/Contents/Resources/Cura/util/profile.py", line 430, in replaceTagMatch return pre + time.strftime('%d %b %Y')UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 4: ordinal not in range(128)