06787: raiden2: [possible] after mission Q, game stops

ID	Category [?]	Severity [?]	Reproducibility	Date Submitted	Last Update
06787	Gameplay	Critical (emulation)	Always	Dec 7, 2017, 00:42	Dec 7, 2017, 18:01

Tester	280696516	View Status	Public	Platform	MAME (Official Binary)
Assigned To		Resolution	Open	OS	Windows 10 (64-bit)
Status [?]	Confirmed			Driver	seibu/raiden2.cpp
Version	0.192	Fixed in Version		Build	64-bit
		Fixed in Git Commit		Github Pull Request #

Summary	06787: raiden2: [possible] after mission Q, game stops
Description	play level 1~level 8 ,mission 1 completed mission 2 completed (level1 ~ level 8) mission 3 completed (level1 ~ level 8) mission 4 completed (level1 ~ level 8) ......... mission 9 completed (level1 ~ level 8) mission completed (level1 ~ level 8) mission completed (level1 ~ level 8) mission A completed (level1 ~ level 8) mission B completed (level1 ~ level 8) mission C completed (level1 ~ level 8) ...... mission P completed (level1 ~ level 8) mission Q completed (level1 ~ level 8) then, the game stops.
Steps To Reproduce	It is a long time playing from the beginning. So I upload the save state file (7.sta).
Additional Information	I don't know it's mame's bug or the game was originally designed so.
Github Commit

Flags	Possible
Regression Version
Affected Sets / Systems	raiden2

Attached Files	raiden2.zip (616,210 bytes) Dec 7, 2017, 00:42 Uploaded by 280696516 7.sta is the latest state for the problem

No.14496 Tafoid Administrator Dec 7, 2017, 02:29	confirmed with save state (7.sta)
No.14497 wuemura Viewer Dec 7, 2017, 02:45	Confirmed here too, with some audio loop.
No.14498 Haze Senior Tester Dec 7, 2017, 13:04	unless it's using the protection device to do the counting then it looks like it's probably a game bug you can see from what you posted above that it actually starts going weird after '9' before it even reaches 'A' so it's probably just increasing a counter somewhere unchecked. would be interesting to know if it applies to all sets, but it seems like the type of thing where Seibu just assumed nobody would play the game for that long ;)