corrupted world not corrupted 1.20.1

[purplesmileguy]

Describe the bug
It writes that nothing is corrupted but in minecraft it say that world is corrupted 1.20.1

Full copied text from the MS-DOS view
Microsoft Windows [Version 10.0.19045.3570]

C:\Users\User>python regionfixer.py --replace-missing_tag --fc C:\Users\User\AppData\Roaming.minecraft\saves\mansion3
python: can't open file 'C:\Users\User\regionfixer.py': [Errno 2] No such file or directory

C:\Users\User>python regionfixer.py --replace-missing_tag --fc C:\Users\User\AppData\Roaming.minecraft\saves\mansionc
python: can't open file 'C:\Users\User\regionfixer.py': [Errno 2] No such file or directory

C:\Users\User>cd desktop\3333

C:\Users\User\Desktop\3333>python regionfixer.py --replace-missing_tag --fc C:\Users\User\AppData\Roaming.minecraft\saves\mansionc
Warning: The folder C:\Users\User\AppData\Roaming.minecraft\saves\mansionc doesn't exist. I'll skip it.

Welcome to Region Fixer!
(v 0.3.6)
Error: No worlds or region files to scan! Use --help for a complete list of options.

C:\Users\User\Desktop\3333>python regionfixer.py --fix-corrupted --fc C:\Users\User\AppData\Roaming.minecraft\saves\mansion3

Welcome to Region Fixer!
(v 0.3.6)

############################################################
################ Scanning world: mansion #################
############################################################

World info:

• 16 region/level files,
• 4 POI files,
• 4 entities files,
• 2 player files,
• and 6 data files.

-------------------- Checking level.dat --------------------
'level.dat' is readable

---------------- Scanning UUID player files ----------------
2 of 2|##########################################################|Time: 0:00:00

------------- Scanning old format player files -------------
Info: No files to scan.

---------- Scanning structures and map data files ----------
6 of 6|##########################################################|Time: 0:00:00

--------- Scanning region, POI and entities files ----------
24 of 24|########################################################|Time: 0:00:15

############################################################
################ Scan results for: mansion #################
############################################################

Unreadable player files:
No problems found.

Unreadable data files:
No problems found.

Chunk problems:
No problems found.

Region problems:
No problems found.

No chunks to fix with status: Corrupted

C:\Users\User\Desktop\3333>

Expected behavior
it will write that world is corrupted and fix

Screenshots
https://i.imgur.com/uEO5Yli.png

Files that would help solving the issue
If possible, the world/files that triggers the error.

Desktop (please complete the following information):

• OS: windows
• Python version: 3.12
• Region Fixer Version 0.3.6

Additional context
Add any other context about the problem here.