cmd> e:\imagex.exe /capture <whatever>
I get a nasty error like
the subsystem needed to support the image type is not present
What does that mean? How do I fix it?
That often occurs when one of the tools you've included in your Windows PE disk (step 2) is not the correct architecture. Make sure that you copy the right
imagex.exe. Here's how they should have written that line in the instructions.