What Is Error Code 0x80080005
Error 0x80080005, also known as CO_E_SERVER_EXEC_FAILURE, typically occurs when Windows fails to complete an update or activation process due to permission issues, corrupted system files, or problems with the Windows Update service.
You may see messages such as:
“There were problems installing some updates…”
“Windows Update encountered an unknown error: 0x80080005”
Affected Windows Versions
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Windows 11 (all editions)
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Windows 10 (especially versions 1909, 20H2, 21H2)
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Windows 8.1 / 8
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Windows 7
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Windows Server 2012 and later
Common Situations Where 0x80080005 Occurs
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While checking for or installing Windows Updates
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During Windows activation or Office activation
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When trying to download apps from the Microsoft Store
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After system restore or major Windows upgrades
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When security software blocks system processes
How to Fix Error Code 0x80080005 on Windows
1. ✅ Run Windows Update Troubleshooter
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Go to Settings > System > Troubleshoot > Other troubleshooters
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Click Windows Update > Run
This built-in tool can reset update components and fix common glitches.
2. 🔄 Restart Windows Update Services
Open Command Prompt as Administrator and run:
net stop wuauserv net stop cryptSvc net stop bits net stop msiserver ren C:\Windows\SoftwareDistribution SoftwareDistribution.old ren C:\Windows\System32\catroot2 catroot2.old net start wuauserv net start cryptSvc net start bits net start msiserver
Then reboot and try updating again.
3. 🔐 Check Permissions in the Windows Registry
Sometimes COM or DCOM permissions may be missing.
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Press Win + R, type regedit, and press Enter
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Navigate to:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing
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Right-click → Permissions
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Ensure TrustedInstaller and SYSTEM have full control
⚠️ Be careful when editing the registry. Back up first.
4. 🛡️ Disable Antivirus or Third-Party Security Software
Some security software may block Windows Update components. Temporarily disable:
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Windows Defender (or any third-party antivirus)
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Firewall settings that block Microsoft servers
Then try updating again.
5. 🧹 Run System File Checker (SFC) and DISM
Open Command Prompt as Administrator and run:
sfc /scannow
After that, run:
DISM /Online /Cleanup-Image /RestoreHealth
These tools repair corrupted system files that may block updates.
6. 💻 Perform In-Place Upgrade (if unresolved)
If none of the above works, perform a repair install:
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Download the Windows Installation Media Tool
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Choose Upgrade this PC now
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Keep files and apps when prompted
This replaces system files without deleting your data.
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