However, in most cases, these files are required to run the game, and MAME will complain if they cannot be found. A CHD file is a compressed representation of a game's hard disk, CD-ROM, or laserdisc, and is generally not included as part of a game's ROMs.
#MAME ROMSET CODE#
Additionally, there can be more features of a game emulated in a later release of MAME than an earlier release, requiring more ROM code to run. Early versions of MAME were not as meticulous about this issue, but more recent MAME builds are. Why would this happen? Oftentimes, better or more complete ROM dumps are made, or errors are found in the way the ROMs were previously defined. It is not unusual for the ROMs to change for a game between releases of MAME.Why does MAME report "missing files" even if I have the ROMs? 20 Why can't I find samples for some games?.
#MAME ROMSET DOWNLOAD#
18 Why can't I just download all the ROMs and samples in one file? Why are people so hostile when I ask?.16 What do "ROM NEEDS REDUMP" and "NO GOOD DUMP KNOWN" exactly mean in a ROM audit?.15 I upgraded to the latest MAME version, and now some of my ROMs don't work.14 After merging, can I delete the unneeded ROMs?.12 But I've seen Ultracade and Global VR Classics cabinets out in public places? Why can they do it?.11 If I buy a cabinet with legitimate ROMs, can I set it up in a public place to make money?.10 But isn't it OK to download and "try" ROMs for 24 hours?.9 But isn't there a special DMCA exemption that makes ROM copying legal?.8 What about those guys who burn DVDs of ROMs for the price of the media?.7 What about those arcade cabinets on eBay that come with all the ROMs?.6 I had ROMs that worked with an old version of MAME and now they don't.5 Can't game ROMs be considered abandonware?.4 Isn't copying ROMs a legal gray area?.3 How do I legally obtain ROMs or disk images to run on MAME?.2 How can I be sure I have the right ROMs?.1 Why does MAME report "missing files" even if I have the ROMs?.