06751: All Capcom 1942 sets: Game Crashes with error rom error message

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
06751	Cheat System	Critical (emulation)	Always	Nov 5, 2017, 09:37	Nov 5, 2017, 13:04

Tester	Maxwel1970	View Status	Public	Platform	MAME (Official Binary)
Assigned To		Resolution	Invalid report	OS
Status [?]	Closed			Driver	capcom/1942.cpp
Version	0.191	Fixed in Version		Build	64-bit
		Fixed in Git Commit		Github Pull Request #

Summary	06751: All Capcom 1942 sets: Game Crashes with error rom error message
Description	1942 crashes around level 7-9 with the message "Rom Error. Check Again" , this happens with autofire enabled
Steps To Reproduce	This happens every time, and can be reproduced even by starting at level 7
Additional Information	This happens every time, and it happens if you use level skip cheat or if you start at level one. Seem to be related to autofire, tried with different bullet speeds, could not reproduce without autofire.
Github Commit

Flags
Regression Version
Affected Sets / Systems	All Capcom 1942 sets

Attached Files	0001.png (9,837 bytes) Nov 5, 2017, 09:37 Uploaded by Maxwel1970

No.14410 ryuhabayusa Tester Nov 5, 2017, 11:00	RULES "7. Finding bugs via using "cheats" is discouraged. Sometimes cheats can affect the games in ways that aren't immediately apparent. If you can't get to the point in the game where the bug occurs without cheating, please mention this fact in your bug report." Autofire is an option when you enable cheats.
No.14411 Robbbert Senior Tester Nov 5, 2017, 13:03	Cheats can lead to unpredictable things happening, and you get to keep all the pieces. Bugs that are caused by the use of cheats are not accepted.