Encountered error 1603 while updating
The 1603 error is an MSI error code indicating a failure that is generic, but computer-specific.This document lists possible suggestions to solve this error.
Encrypted folders are protected against further changes, which includes adding files or installing applications.You can also get the MSI either from your Installation disc or from (Reader only).The wizard updates the Windows registry so that you can usually uninstall previous versions of the program, or install or update the current version successfully.Microsoft is conducting an online survey to understand your opinion of the Technet Web site.If you choose to participate, the online survey will be presented to you when you leave the Technet Web site. Verify that the source exists and that you can access it. Verify that the patch package exists and that you can access it.
Or, contact the application vendor to verify that it is a valid Windows Installer patch package.
Try using the Microsoft Fix it wizard, available at
The wizard updates the Windows registry so that you can usually uninstall previous versions of the program, or install or update the current version successfully. MST file could be missing from its original location or corrupted.
If you cannot resolve the problem after using the Fix it wizard, see the solutions in Error 1606 | Install | Acrobat 8, 9 | CS4.
The installation source for this product is not available.
If you cannot uninstall, install, or update the program after using the Fix it wizard, see the solutions in Error 1714 | Acrobat, Reader.