First Asus response today
Hi, we're very glad to help you. For this issue, I have emailed your problem to our BU(technical department) in Taipei,I will give you the answer as soon as I receive it and I have written down your checking number.
So sorry for waiting and causing your inconvenience.
If you not get any reply from asus within 48 hours, please feel free to contact us again.
Sorry for the inconvenience.
I tried to run the unlock tool, and it worked this time!
So in summary, use the vip.asus.com support site to email Asus if this happens to you!
Thanks to the following:
Cyanogen, Amon_RA, canadian_cow, Brut.all, TAPP