Naruto Shippuden Ultimate Ninja Storm 4 Save Data Does Not Exist Fixed
Start with if you are on PC. Jump to Fix #3 (Rebuild Database) if you are on PlayStation. If none of these work, third-party save editors exist that can reconstruct a 100% save file from scratch—though that is a last resort.
Identify your current User ID. Go to the userdata folder again. Look at the folder modified today . That is your new ID. Start with if you are on PC
Inside userdata , you will see folders named with numbers (your Steam ID3). Enter each folder until you find one containing a folder called 349040 (That is Storm 4’s App ID). or Steam\userdata .
Find your old saves. Search your entire C: drive for savegame00.sav . It might be hiding in AppData\Local\ , Documents\My Games\ , or Steam\userdata . Start with if you are on PC