461-mortal-k-4-25-u76.u76 Not Found (2024)

For Mortal Kombat 4, this is particularly complex. The game ran on , a platform notorious among preservationists for its complexity and the use of protection chips. The u76 chip referenced in the error is a PIC16C57 microcontroller, a type of security chip used to prevent unauthorized copies and ensure only legitimate boards could run the game. Dumping and emulating these protected chips is a significant challenge, which is why you might encounter errors specifically related to them.

Re-run MAME, highlight Mortal Kombat 4 , and press F5 to refresh and audit the directory. Expected File Specifications for Verification 461-mortal-k-4-25-u76.u76 not found

: Right-click MK4.exe , go to Properties > Compatibility , and check Run this program as an administrator . For Mortal Kombat 4, this is particularly complex