MAME 0.139u1 is a specific update build in the 0.139 series of the Multiple Arcade Machine Emulator (MAME). Each release updates drivers, fixes emulation bugs, and sometimes changes ROM naming, dumps accepted, or required BIOS files. Knowing the exact build matters because ROM sets and required BIOS/files can differ between MAME versions.
💡 Pro-Tip: If you are using a newer version of MAME on a PC, 0.139u1 ROMs will likely fail to load. Always match your ROM set version to your Emulator version (e.g., Use 0.139u1 ROMs for MAME4droid, but use the latest 0.2xx ROMs for the latest PC MAME release).
The following sections detail specific changes to ROM sets within this update.
If you are running MAME 0.139u1, you are running a snapshot of arcade emulation from an era where:
konamigx driver: Missing sound PROM for Gokujou Parodius added.segas16a driver: Missing bootleg CPU ROM for Altered Beast (bootleg set) added.Ready to download? Let me know, and I'll guide you through the process!"
Are you setting this up on an Android device or a PC/Handheld? I can give you specific pathing and performance tips for your hardware.
.wav samples. The directory structure for these samples changed slightly in u1.neogeo.zip) was updated multiple times around this era. If your 0.139u1 emulator says you are missing a BIOS file, you need the “updated” BIOS package.