461-mortal-k-4-25-u76.u76 Not Found Jun 2026

This segment appears to be a build tag or version identifier.

You likely have the main game data ( mk4.zip ), but are missing the security chip dump required for more recent versions of emulators. 461-mortal-k-4-25-u76.u76 not found

(if you are trying to run a specific revision like Rev 3.0). You are using a version of MAME newer than , as older versions have known graphical glitches with MK4. Need a hand finding the right version? Check out the MAME ROMs Guide on Game Room Solutions for tips on sourcing legal and compatible files. Are you using a specific emulator This segment appears to be a build tag or version identifier