2021-10-14 11:16:54.407: WARNING: VSPreview is not tested on Python versions prior to 3.9, but you have 3.8.0 final. Use at your own risk.
2021-10-14 11:16:54.422: DEBUG: Reading QSS file in: :qdarkstyle\dark\style.qss
2021-10-14 11:16:54.422: INFO: QSS file sucessfuly loaded.
2021-10-14 11:16:54.423: DEBUG: Checking patches for being applied.
2021-10-14 11:16:54.423: INFO: Found version patches to be applied.
2021-10-14 11:16:54.423: INFO: Found application patches to be applied.
Traceback (most recent call last):
  File "C:\Program Files\Vapoursynth Preview\run.py", line 4, in <module>
    main()
  File "C:\Program Files\Vapoursynth Preview\vspreview\main.py", line 843, in main
    main_window = MainWindow()
  File "C:\Program Files\Vapoursynth Preview\vspreview\core\bases.py", line 24, in __call__
    cls.instance = super().__call__(*args, **kwargs)
  File "C:\Program Files\Vapoursynth Preview\vspreview\core\better_abc.py", line 25, in __call__
    instance = NativeABCMeta.__call__(cls, *args, **kwargs)
  File "C:\Program Files\Vapoursynth Preview\vspreview\main.py", line 413, in __init__
    self.toolbars = Toolbars(self)
  File "C:\Program Files\Vapoursynth Preview\vspreview\core\bases.py", line 24, in __call__
    cls.instance = super().__call__(*args, **kwargs)
  File "C:\Program Files\Vapoursynth Preview\vspreview\core\better_abc.py", line 25, in __call__
    instance = NativeABCMeta.__call__(cls, *args, **kwargs)
  File "C:\Program Files\Vapoursynth Preview\vspreview\main.py", line 280, in __init__
    self.pipette   =   PipetteToolbar(main_window)
  File "C:\Program Files\Vapoursynth Preview\vspreview\core\better_abc.py", line 25, in __call__
    instance = NativeABCMeta.__call__(cls, *args, **kwargs)
  File "C:\Program Files\Vapoursynth Preview\vspreview\toolbars\pipette.py", line 46, in __init__
    self.outputs = WeakKeyDictionary[Output, vs.VideoNode]()
TypeError: 'ABCMeta' object is not subscriptable