ERROR_PATCH_PACKAGE_INVALID 0x80070664
Error code 1636 · HRESULT 0x80070664
This update package could not be opened. Contact the application vendor to verify that this is a valid Windows Installer update package.
What it means
ERROR_PATCH_PACKAGE_INVALID is a Windows error code (system error 1636, returned as HRESULT 0x80070664) reported by Windows. Its official message is: “This update package could not be opened. Contact the application vendor to verify that this is a valid Windows Installer update package.”
How to fix ERROR_PATCH_PACKAGE_INVALID
- Run the Windows Update troubleshooter (Settings → System → Troubleshoot → Other tools)
- Reset update components: stop 'wuauserv' and 'bits', clear C:\Windows\SoftwareDistribution, restart both services
- Verify system file integrity with 'sfc /scannow'
Related errors
Source: Microsoft WinError.h
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