The specific reason it failed to parse the Unattended setup file
should be buried in the following log file during the "specialize"
Please copy off this file (either to the USB flash, or over the
network) and send it along.
I've seen this error appear before when it does not like the product
key you are trying to use. Did you customize the unattended setup
file with your own product key before
copying it to the USB flash drive?
Please be sure to read through the troubleshooting section of the
Windows image creation page:
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