There Was An Unhandled Exception Trying To Save Your Rom To Disk [better] -

Unhandled Exception When Saving ROMs: Causes, Fixes, and Prevention

Step 1: Check Your Free Disk Space

: Specific bugs exist in certain versions for non-English ROMs (e.g., German versions of Black/White : Update to the latest version, such as Universal Pokémon Randomizer ZX , which contains fixes for many of these known exceptions. If the error persists, you should check the error log file

Use a Clean ROM:

If you are using a previously patched or "trimmed" ROM, it may cause an exception. Try using a completely unmodified, original ROM file. Unhandled Exception When Saving ROMs: Causes, Fixes, and

: This error is common when trying to randomize an already modified "ROM hack" (e.g., Pokemon Glazed ) rather than a "clean," original ROM. Language Versions : This error is common when trying to

If none of the above worked, the "unhandled exception" might be a genuine bug in the software or a corrupted save state. Unhandled Exception When Saving ROMs: Causes