How to Fix Fix Error 0x80070669 — Installer Patch Application Rejected on Windows
Getting error 0x80070669 during patching? Installer patch application rejected? Software update patch incompatible? MSP patch file not accepted? Hotfix installation failing with patch error? Fix this installer patch rejection error.
Symptoms
You might be experiencing this problem if you notice:
- •Software update fails with error 0x80070669
- •MSP patch file installation rejected
- •Application update shows patch not applicable
- •Enterprise patch deployment fails with this error
- •Hotfix installer exits with 0x80070669
- •Windows Installer log shows patch validation failure
Common Causes
- ⚠Patch targets a different version than whats installed
- ⚠Required base installation is missing or corrupted
- ⚠Previous patch already applied making this one redundant
- ⚠Patch file (.msp) corrupted during download
- ⚠Windows Installer cache missing required baseline files
- ⚠Patch sequencing order violated
Solutions
Solution 1: Verify Patch Compatibility
- 1Ensure the patch matches the installed version:
- 2Check currently installed version of the application
- 3Control Panel → Programs → Programs and Features
- 4Find the application → note version number
- 5Compare with patch requirements
- 6Patches are version-specific — cannot skip versions
- 7If version mismatch:
- 8Install any intermediate updates first
- 9Then apply this patch
- 10For MSP files: check the patch readme for requirements
- 11Some patches require specific baseline versions
Solution 2: Fix Windows Installer Cache
- 1Patches reference cached MSI files:
- 2If the cache is incomplete, patches fail
- 3Check: C:\Windows\Installer\ — should contain .msi files
- 4Fix using Microsoft Installer Cleanup:
- 5Download Program Install/Uninstall Troubleshooter
- 6support.microsoft.com
- 7Run the troubleshooter for the affected application
- 8If it suggests repair: allow it
- 9Alternative: repair the base installation:
- 10Control Panel → Programs → right-click app → Repair
- 11This restores the cached MSI files
- 12Then retry the patch installation
- 13Enable verbose logging for diagnostics:
- 14msiexec /p "patch.msp" /L*V "C:\patch-log.txt"
Solution 3: Clean Install Over Patch
- 1If patch continues to fail:
- 2Uninstall the current version completely
- 3Use the application uninstaller first
- 4Then run Microsoft Installer Troubleshooter to clean remnants
- 5Install the latest full version (not the patch)
- 6Most vendors provide full installers that include all patches
- 7Check the software vendor website for latest full installer
- 8For enterprise deployments:
- 9Verify patch is in correct WSUS or SCCM package
- 10Check that superseded patches are handled correctly
- 11Ensure deployment sequence is correct
- 12Review deployment logs for specific failure reasons
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