unable to save shsh 5.3

Hi there, i need some help pls, i have success jailbreak my apple tv 2 to 5.3 untethered version, i have try using seasOn and ifaith to save the shsh,but all failed and unable, why? any one can help me pls

It’s BEST to use aTV Flash Black program to “save” the shsh…You can check with Seas0nPass 0.95 to see what is saved by going under HELP menu and selecting Restore Firmware option — it will give you a listing of the saved versions of firmware for your ATV2 unit.