unhandled exception in script

[Haku271]

Traceback (most recent call last):
File "main.py", line 5, in
File "", line 1027, in _find_and_load
File "", line 1006, in _find_and_load_unlocked
File "", line 688, in _load_unlocked
File "PyInstaller\loader\pyimod03_importers.py", line 495, in exec_module
File "gamestate.py", line 3, in
File "", line 1027, in _find_and_load
File "", line 1006, in _find_and_load_unlocked
File "", line 688, in _load_unlocked
File "PyInstaller\loader\pyimod03_importers.py", line 495, in exec_module
File "volume.py", line 6, in
UnicodeDecodeError: 'gbk' codec can't decode byte 0xaa in position 157: illegal multibyte sequence