Body Import/Export Addon for Blender 3.6.4

[JORATH]

hello, my problem

Python : Traceback (most recent call last):
File "C:\blender\3.6\scripts\addons\io_tkm17_body\__init__.py", line 386, in execute
load_bs(path, path.stem)
File "C:\blender\3.6\scripts\addons\io_tkm17_body\__init__.py", line 228, in load_bs
object = build_object(body, body_name, resource_path)
File "C:\blender\3.6\scripts\addons\io_tkm17_body\__init__.py", line 269, in build_object
bsdf_principled = material.node_tree.nodes['Principled BSDF']
KeyError: 'bpy_prop_collection[key]: key "Principled BSDF" not found'