Romcenter

As we know, MAME 130u1 had changed a lot of chds, so we need to use the new version of chdman.exe to update chds. But if I use MAME 131 data file, romcenter reported my chds are bad, and the SHA1 data of my chd files looks strange. For example, area51.chd, scaned by romcenter 3.31, the SHA1 of origi...