There Was An Unhandled Exception Trying To Save Your Rom To Disk Page

This error is a known issue typically associated with the Universal Pokemon Randomizer (UPR) when it fails to write a modified file to your computer. It usually indicates a conflict between the software's settings and your system's environment rather than a "broken" game. Quick Troubleshooting Steps

Which game and version of the randomizer are you currently using? [Help] Unhandled exception saving ROM to disk #132 - GitHub This error is a known issue typically associated

  • Try exporting/saving under a new name.
    1. Go to your saves folder. Look for a file with a .tmp, .bak, or .old extension.
    2. Make a backup copy of your latest save state.
    3. Rename the file to exactly match your ROM’s filename (e.g., SuperMarioWorld.sav).
    4. Move it to a completely new folder (like D:\NewSaves).
    5. Re-open the emulator, point to the new folder, and load the renamed save.

    2. Verify the File is Not Open Elsewhere

    If you have the ROM or its save file open in a hex editor, a text editor, or even Windows Notepad, the emulator cannot write to it. Try exporting/saving under a new name

    When the exception occurs while trying to save your ROM to disk, the emulator was in the middle of writing data (your save file, save state, or temporary ROM data) to your hard drive or SSD. Go to your saves folder

    "There was an unhandled exception trying to save your ROM to disk."

    Run as Admin: If you're on Windows, try running the randomizer "As Administrator" to bypass folder permission restrictions.