Reply To: Failing to boot Home › Forums › RetroPie Project › New to RetroPie? Start Here! › Failing to boot › Reply To: Failing to boot 03/03/2016 at 13:07 #118948 robinsonprParticipant Maybe I got a fake SD card? It’s from Amazon. Sandisk Ultra 16gb class 10. I just ran H2testw on it and although the test succeeded OK the speeds look suspicious to me: Write speed: 5.86 MByte/s Read speed: 11.6 MByte/s Could that be the cause of my issues? It’s the only card I have at the moment unfortunately.