If you don’t need DSi features, switch the emulator to Nintendo DS mode:
To understand the error, you must first understand the difference between a standard Nintendo DS game and a DSi-Enhanced game. If you don’t need DSi features, switch the
In emulators like melonDS or DeSmuME:
Not all ROM dumps are created equal. If someone used a faulty backup tool or a dirty cartridge, the resulting .nds file might be incomplete. The header of the ROM says DSi binaries exist, but the data structure is corrupted. This is often called a "bad dump." Not all ROM dumps are created equal