I purchased sketchup 2013 originally and upgraded to sketchup Pro 2014 on its release, When initially installing sketchup Pro I recieved my serial number and authorization number for the licience, I have recently had to re build my PC and need to re install sketchup 2014, Where do I get the correct serial number and Authorization number for the upgrade version.
This page should help you retrieve your license information.
SketchUp Licensing Troubleshooter — SketchUp Knowledge Center
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