Hello!
I also have a problem with DIOSMIOS.
I've just updated my wii with Modmii using a syscheck file
Updated USBLoader GX to r1218 and DIOSMIOS to 2.10 (Fresh install, DM not DML) My Gamecube games work
but they take several minutes for the DM splash screen to show. My Wii is 4.2 if that...