Steps to repro:
Preferences
Install add-on
File > Import > DirectX X (.x)
Select .x file
error:
Python: Traceback (most recent call last):
File "C:\Users\General\AppData\Roaming\Blender Foundation\Blender\3.3\scripts\addons\io_import_x-master_init_.py", line 237, in execute
return import_x.load(self, context, **keywords)
AttributeError: module 'import_x' has no attribute 'load'
operation terminates