Fix: This is often a memory stick error. Format your Memory Stick to FAT32 and re-copy the ISO. Do not use cheap, unbranded adapters.
You might wonder: can't I just buy the UMD (Universal Media Disc)? You can, but loading the game from an ISO file offers distinct advantages: fifa 15 iso psp
Download the desktop version of PPSSPP. It runs on Windows, macOS, and Linux. Using a controller (like an Xbox or PlayStation controller) is highly recommended for the best experience. Fix: This is often a memory stick error
I am not a lawyer, and I am not a cop. But I will give you the practical reality. Downloading or running pirated ISOs can infringe copyright
If you own a physical UMD of a PSP FIFA title, downloading the "FIFA 15" ISO exists in a gray area. Most abandonware advocates argue that if the publisher no longer sells the game, and the hardware is discontinued, the act of downloading is functionally neutral.
To play it well:
Do not expect online multiplayer. The GameSpy servers for this title were buried years ago. You are alone in a stadium of ghosts.