SOLUTION-newer version of NW.js WARN!
Solution Open the folder: C:\Users \AppData\Local\KADOKAWA\RPGMV Delete the folder THAT IS OK! ~no warn reporting~ If you run another game and then run the game again, you still need to delete it again to return to normal.~
Solution
Open the folder: C:\Users[ your user name ]\AppData\Local\KADOKAWA\RPGMV
Delete the [User Data] folder
THAT IS OK!
~no warn reporting~
If you run another game and then run the game again, you still need to delete it again to return to normal.~
