Unable to run installer. Window reads: Operation cols not be completed. (com.apple.installer.pagecontroller error -1.) Couldn't open "Adobe Photoshop Lightroom 4.pkg."
Installer error log reads:
This distribution script is too new (Requires spec version >=2, current is 1.0388)
Error parsing distribution script from data
Invalid Distribution File/Package
I previously had a free trial of LR 4 tht expired
I have since purchased this copy online and tried to install it