PCB123 windows 8 installation fail due to permission issue.

[Chuan Liu]

For some user trying to install PCB123 on windows 8 PC, it might fail due to writing permission to some folders.

Solution:
Make sure you are the Admin of this PC,
Make sure you are setting the right permission to the C:\Users\XXXXX\AppData\Local\Temp folder, and right click> properties> security> full control to current user

This should fix the installation problem.