Use the script version if you're having issues

https://github.com/rA9stuff/a9-checkm8-nonce-setter-script

a9-checkm8-nonce-setter

boots patched iBoot then sets apnonce on s8000/s8003

Compatibility

Works on iPhone 6s/6s Plus and SE (2016).

macOS version 10.13+ is needed.

Usage

./a9-checkm8-nonce-setter [generator] (leave empty for 0x1111111111111111)

e.g. ./a9-checkm8-nonce-setter 0x6cac2d8197738a56

Dependencies

Depends on libirecovery project

Credits

libimobiledevice for libirecovery

0x7ff for eclipsa