Error Messages (E)
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #
Error 111 "Insufficient Memory" during Setup.exe with >256MB RAM
According to InstallShield's Knowledgebase, the -z flag is necessary on any machine with more than 256 MB RAM (with InstallShield v5; earlier versions show the problem at 128MB of Extended RAM).
More information:
http://support.installshield.com/kb/view.asp?pcode=CLASS500PEE&articleid=Q101828
Solution
Run setup like this:
Start => Run
Browse to location of setup files
Enter command: "setup -z"
Click OK