I am getting an error when I try to install my upgrade to Lightroom 4 on my iMac 10.8.2 with a dvd.
I am getting an error when I try to install my upgrade to Lightroom 4 on my iMac 10.8.2 with a dvd. The error says "The installation failed contact the manufacturer." Which I am trying to do but have been on hold for over an hour. This is ridiculous. Anyone????