RuntimeError: wrapped C/C++ object of type TabBar has been deleted #1467
Description
A user encountered this error while importing a MusicXML file (https://lists.gnu.org/archive/html/lilypond-user-fr/2022-11/msg00016.html).
Traceback (most recent call last):
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/macosx/file_open_eventhandler.py", line 58, in eventFilter
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/macosx/file_open_eventhandler.py", line 50, in openUrl
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/mainwindow.py", line 418, in openUrl
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/mainwindow.py", line 442, in openUrls
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/app.py", line 106, in openUrl
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/document.py", line 242, in new_from_url
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/document.py", line 87, in new_from_url
File "/Applications/Frescobaldi.app/Contents/Resources/lib/python3.9/frescobaldi_app/document.py", line 252, in __init__
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/tabbar.py", line 128, in addDocument
RuntimeError: wrapped C/C++ object of type TabBar has been deleted