Select your profile and choose . (Do NOT select "Delete from everywhere").
Go back to the game's installation folder via Steam (). Locate the main executable file: NSUNS4.exe . Right-click on NSUNS4.exe and select Properties . Navigate to the Compatibility tab. Select your profile and choose
If your save was corrupted, Steam Cloud might be syncing the corrupted file over your local, good file. Right-click the game in Steam > . Locate the main executable file: NSUNS4
| Cause | Description | |-------|-------------| | | Improper shutdown, crash during autosave, or data corruption. | | Steam Cloud desync | Cloud saves overwrite local files with empty data. | | Missing configuration file | The game requires a config.ini or system save to recognize user data. | | Windows permissions | Game cannot read/write to AppData or Documents due to antivirus or user account control. | | Manual save folder mismatch | Player placed save file in wrong directory (e.g., Program Files instead of %APPDATA% ). | If your save was corrupted, Steam Cloud might
Before diving into the solutions, it's essential to understand the potential causes of the "Save data does not exist" error. This issue may arise due to:
Navigate to your Steam installation folder (usually C:\Program Files (x86)\Steam ). Open the userdata folder.