I have to report that found a bug
• In the battle stage 19 and play with other stage from to change the advanced settings bomb, items, SE is the state of the stage 19
• During the pause, press the [F4] to repeat the operation at a high speed when in full screen https://gyazo.com/fce6439b4a585a67407beab12d6ccc0dFlash Caution!
• Press the Cancel button at the moment when the decision button press when the character selection of the player is skipped