#2 – Cartridge Construction is of low quality: If you receive this error again, it's very likely you have a bootleg game. Power the system back on and try to launch the game. Power down the system, remove the cartridge and re-insert it. After launching the game, you'll see the message below displayed on the bottom screen. #1 – Cartridge won't boot in a Nintendo DSi unit:Īs the newest version of the DS system on the market, the Nintendo DSi includes a newer version of the operating system from the manufacturer that does a better job at detecting bootleg software and rejecting it with an error message. If suspicious, check multiple items – not all bootlegs will have the same flaws. There are four quick and easy ways to spot if a Nintendo DS cartridge is a bootleg. Bootleg games are illegal copies of legitimate games.