N.Y. Comp. Codes R. & Regs. tit. 9, § 5317.27 – Priority events.

(a) loss of communication with interface element;
(b) loss of communication with gaming device;
(c) memory corruption of the interface element, if storing critical information; and
(d) RAM corruption of the gaming device.
It is permissible for each of the significant events described in subdivisions (a) through (d) of this section to be sent to the system as a generic error code.

The following significant events shall be conveyed to the MCS in a timely manner in cases where the game is unable to distinguish the specifics of the event: