"Come on, you old brick," Elias muttered, his thumb tracing the circular home button. The 3-d101ap was a phantom build—a fabled prototype firmware that supposedly bridged the gap between silicon and the first bio-conductive interfaces. It was never released. It wasn't even supposed to exist.
This is the most common cause. It occurs when a user attempts to flash an IPSW (iPhone Software) file that does not match the device's hardware ID. If a restore script seeks the d101ap loader within a firmware bundle intended for a different iPhone 7 variant (like the d10ap ), the process will terminate. Loader For Iphone9 3-d101ap Not Found