When you install Adobe Creative Suite 4 or Point Products the More Info dialog displays the following error, "Error 1605. This action is only valid for products that are currently installed." The following error message will also appear in the installation log:
MsiConfigureProductEx failed with error: 1605
A shared technology used by the Adobe Creative Suite 4 installer is missing information required to complete a repair process. The missing MSI product code is causing the error to occur during installation.
If the Adobe Creative Suite 4 uninstaller is unable to remove the product you can manually remove the product by using the Adobe CS5 Cleaner Tool. The Adobe CS5 Cleaner Tool helps resolve installation problems for Adobe Creative Suite 5, Adobe Creative Suite 4, and Adobe Creative Suite 3 software. See Resolve installation problems with CS5 Cleaner Tool (cpsid_82947).