Fails to parse fountain

[theois]

The latest master fails to parse Big Fish.fountain (any version from 4.4.3 back to 2.93.18)

Blender 4.4.3 gives this python exception:

Python: Traceback (most recent call last):
File "C:\Users\xxxxxxx\AppData\Roaming\Blender Foundation\Blender\4.4\scripts\addons\Blender_Screenwriter-master\operators\scene_to_strip.py", line 420, in execute
lay_out_scenes(scenes)
File "C:\Users\xxxxxxx\AppData\Roaming\Blender Foundation\Blender\4.4\scripts\addons\Blender_Screenwriter-master\operators\scene_to_strip.py", line 200, in lay_out_scenes
bpy.context.scene.sequence_editor.channels[channel+len(unique_characters)*2+4].name = "Action"
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
IndexError: bpy_prop_collection[index]: index 165 out of range, size 129