Can't export with plugin

[ItsKrow]

Heres my error message:

Python: Traceback (most recent call last):
File "C:\Users\lucas\AppData\Roaming\Blender Foundation\Blender\4.0\scripts\addons\io_scene_nns\nns_tga.py", line 76, in read_nitro_tga
nitro_tga_id = read_nitro_tga_id(f)
File "C:\Users\lucas\AppData\Roaming\Blender Foundation\Blender\4.0\scripts\addons\io_scene_nns\nns_tga.py", line 20, in read_nitro_tga_id
'version': f.read(16).decode('utf-8').replace('\x00', ''),
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xff in position 3: invalid start byte

I'm trying to export a model following this video https://www.youtube.com/watch?v=fXejyDusJ7s&t=1279s , and I can't seem to export with your plugin

[ItsKrow]

tried an older version of blender just now too and got this instead