The Mac OS X 10.5.6 update broke pwnage, the unlocking/jailbreaking program for the iPhone. Fortunately, there’s now an easy solution to fix this problem. You just need an Automator script and these simple instructions.
https://gizmodo.com/apple-leopard-10-5-6-update-pwns-pwnage-breaks-jailbre-5110996
You first need to be logged into the Mac with administrator privileges and, when asked, you have to provide with the administrator password.
Yes, it’s that easy. Enjoy. [Get the script here or here via Hackintosh]