Right-click the .exe → Properties → Compatibility tab → Check "Run this program as an administrator" → Apply. 2. Check Folder Permissions and "Read-Only" Status
Go to the tab and ensure your user account has "Full Control" permissions. 3. Disable Real-Time Antivirus Protection
If you are a retro gaming enthusiast using emulators like , Cemu , or various handheld ROM managers, you have likely encountered the frustrating error message: "There was an unhandled exception trying to save your ROM to disk." Right-click the
Ensure you have at least a few GBs of free space.
If it’s a single-game issue, try re-dumping your ROM or checking the file integrity. Summary Checklist Did you ? Is the folder Read-Only ? Did you add an Antivirus Exclusion ? Is there enough Disk Space ? Summary Checklist Did you
Visit the official Microsoft website and download the latest version of the and Visual C++ Redistributables (x64/x86) . 7. Check for Corrupt ROM Files
Add your emulator’s folder to the "Exclusions" list in your Antivirus settings so it can operate freely without being blocked. 4. Move Your ROMs Out of System Folders By following these steps
Temporarily disable your antivirus to see if the error persists.
By following these steps, you should be able to resolve the "unhandled exception" and get back to your game without losing any more save data.