This must be the reason:
2019-02-07 01:23:53.309: INFO: [SL_PRO] Skipped Script: mod_promodsettings.pyc
2019-02-07 01:23:53.309: INFO:
2019-02-07 01:23:53.311: ERROR: [EXCEPTION] (<string>, 596):
Traceback (most recent call last):
File "<string>", line 584, in _findValidMODs
File "scripts/common/Lib/importlib/__init__.py", line 37, in import_module
File "mod_promodsettings", line 1, in <pjorion_obfuscated>
File "__init__", line 1, in <pjorion_obfuscated>
File "__init__", line 1, in __init__
File "scripts/client/gui/Scaleform/framework/factories.py", line 200, in addSettings
SoftException: Alias proModSettings is already added to settings
I will ask Oldskool.