Before launching the game, temporarily disable Steam Cloud or GoG Galaxy cloud syncing. If left active, the launcher might detect your manual change as file corruption and overwrite your edits with an older cloud backup.
Players have reported reducing bloated save files from 5 MB down to 1 MB using this method, leading to a significant performance boost. You can also use Wrye Mash for more advanced repair operations. It has an "Repair All" command on its Saves tab that fixes many common save game errors automatically.
Do not change a data type value incorrectly. If a value is an integer ( "int" ), do not type a decimal point (e.g., change 100 to 100.5 ), or the game will crash on load. Troubleshooting Common Errors "The save file is reset to 0 bytes / progress lost" how to edit es3 save file
By default, ES3 saves data as a JSON object structured with keys and types. This allows the system to know exactly how to rebuild the data when the game loads. Step 1: Locate Your ES3 Save File
While Enchanted Editor is the star of the show for Morrowind, other utilities exist for specific tasks. Before launching the game, temporarily disable Steam Cloud
Morrowind's save files are different. They have a complex internal structure that records everything about the game world at a moment in time, from your character's stats to the exact position of every item you've ever dropped.
You likely assigned an item ID that does not exist, or gave a variable a number that exceeds its data threshold (such as exceeding a 32-bit integer limit of 2,147,483,647). Lower your modified numbers and check for spelling mistakes. You can also use Wrye Mash for more
Launch the game and load your file. If the game hangs or displays a black screen, a syntax error likely occurred during your JSON editing, or the encryption password did not match perfectly.
Navigate to: ~/.steam/steam/steamapps/compatdata/[Game_ID]/pfx/drive_c/users/steamuser/AppData/LocalLow/ 2. Identify the Storage Format