Traceback (most recent call last):
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/engrave/__init__.py", line 145, in engravePreview
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/engrave/__init__.py", line 200, in engrave
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/engrave/__init__.py", line 252, in runJob
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/job/manager.py", line 61, in start_job
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/job/__init__.py", line 211, in start
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/job/lilypond.py", line 176, in configure_command
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/lilypondinfo.py", line 138, in wait
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 253, in start
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 261, in checkstart
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 253, in start
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 264, in checkstart
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 278, in run
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 189, in set
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/signals.py", line 191, in emit
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/signals.py", line 308, in call
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 264, in checkstart
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/cachedproperty.py", line 276, in run
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/lilypondinfo.py", line 306, in frommacports
TypeError: unsupported operand type(s) for +: 'bool' and 'str'