Comment 23 for bug 1971094

Re https://openshot.org/files/libopenshot/md_doc_INSTALL-LINUX.html (#21)

I got

"libavresample-dev not found"

so I tried installing everything else, but no luck:

$ openshot-qt
Loaded modules from: /usr/lib/python3/dist-packages/openshot_qt
INFO app: ------------------------------------------------
INFO app: Wed Feb 22 17:33:41 2023
INFO app: Starting new session
INFO app: ------------------------------------------------
INFO app: OpenShot (version 3.0.0)
INFO app: ------------------------------------------------
INFO app: openshot-qt version: 3.0.0
INFO app: libopenshot version: 0.2.5
INFO app: platform: Linux-5.15.0-60-generic-x86_64-with-glibc2.35
INFO app: processor: x86_64
INFO app: machine: x86_64
INFO app: python version: 3.10.6
INFO app: qt5 version: 5.15.3
INFO app: pyqt5 version: 5.15.6
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/openshot_qt/launch.py", line 196, in main
    app = OpenShotApp(argv)
  File "/usr/lib/python3/dist-packages/openshot_qt/classes/app.py", line 131, in __init__
    self.project = project_data.ProjectDataStore()
  File "/usr/lib/python3/dist-packages/openshot_qt/classes/project_data.py", line 66, in __init__
    self.new()
  File "/usr/lib/python3/dist-packages/openshot_qt/classes/project_data.py", line 291, in new
    profile = self.get_profile(profile_desc=default_profile_desc)
  File "/usr/lib/python3/dist-packages/openshot_qt/classes/project_data.py", line 341, in get_profile
    if legacy_profile and legacy_profile.Key() == temp_profile.Key():
AttributeError: 'Profile' object has no attribute 'Key'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/openshot-qt", line 33, in <module>
    sys.exit(load_entry_point('openshot-qt==3.0.0', 'gui_scripts', 'openshot-qt')())
  File "/usr/lib/python3/dist-packages/openshot_qt/launch.py", line 198, in main
    app.show_errors()
AttributeError: 'NoneType' object has no attribute 'show_errors'
INFO app: OpenShot's session ended
INFO app: Wed Feb 22 17:33:41 2023
INFO app: ================================================
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