OneDrive Error Codes

How to Fix OneDrive Cloud Files Diagnostic Event Listener Error 0xC0000022

Camila Milosovich Sep 28, 2026 871 views

Question details

The user is unable to use OneDrive due to a persistent Cloud Files Diagnostic Event Listener failure throwing error code 0xC0000022.

How to Fix OneDrive Cloud Files Diagnostic Event Listener Error 0xC0000022

Product: Microsoft OneDrive
Device & OS: Windows
Scenario: Running OneDrive Desktop client, but encountering a persistent backend diagnostic event listener failure.
Observed behavior: OneDrive displays the message 'Cloud Files Diagnostic Event Listener failed to start' with error 0xC0000022. The issue persists even after reinstalling OneDrive, changing Files On-Demand settings, altering drive locations, and running the System File Checker.

Before you start

Before modifying system services or creating new user profiles, ensure you have copied any important local files from your OneDrive folder to a secondary storage drive to prevent accidental data loss.

Solution 1Recommended

Perform a Windows Clean Boot to Identify Conflicts

This is the most effective way to determine if a third-party background service or startup program is blocking the OneDrive Diagnostic Event Listener.

Since basic OneDrive troubleshooting steps like reinstalling or resetting do not resolve error 0xC0000022, the root cause is likely a conflict at the Windows operating system level. A clean boot starts Windows with a minimal set of drivers and startup programs.

Open System Configuration

Press Windows Key + R, type 'msconfig' in the Run dialog box, and press Enter to open the System Configuration window.

Disable Third-Party Services

Navigate to the 'Services' tab, check the box for 'Hide all Microsoft services' at the bottom, and then click the 'Disable all' button.

Disable Startup Applications

Switch to the 'Startup' tab and click 'Open Task Manager'. Right-click each enabled startup item and select 'Disable'.

Restart and Test

Close the Task Manager, click OK on the System Configuration window, and restart your computer. Launch OneDrive to see if the error 0xC0000022 is resolved.

Perform a Windows Clean Boot to Identify Conflicts

Re-enable Services: If OneDrive works in a clean boot state, you can systematically re-enable services one by one to pinpoint the exact software causing the conflict.

Solution 2

Create a New Local Administrator Account

Use this method to verify if the issue is caused by corruption within your current Windows user profile.

Solution 3

Update Windows and Submit Diagnostic Feedback

Apply the latest system patches that might fix underlying Windows component bugs, or escalate the issue to Microsoft.

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Frequently Asked Questions

What causes the Cloud Files Diagnostic Event Listener error 0xC0000022?

Error 0xC0000022 typically indicates an access denial or permission conflict at the Windows system level. This prevents OneDrive's background diagnostic services from executing properly, usually due to third-party software interference, restrictive antivirus software, or a corrupted Windows user profile.

Why didn't reinstalling OneDrive fix error 0xC0000022?

Reinstalling the OneDrive application only replaces the client executable files. If the root cause lies within Windows system services, restrictive local permissions, or a corrupted user profile, a simple reinstallation will not resolve the underlying configuration conflict.

Will running OneDrive as an administrator solve this issue?

Usually, it does not. Even if you modify permissions to force OneDrive to run as an administrator, the Cloud Files Diagnostic Event Listener relies on separate background system processes. You must resolve the system-level conflict using a Clean Boot or a fresh Windows profile.

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