ERROR_PATCH_PACKAGE_UNSUPPORTED

This update package cannot be processed by the Windows Installer service. You must install a Windows service pack that contains a newer version of the Windows Installer service.

Matched as: the code as given (hex)

Source: System Error Codes (1300-1699) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09