How To Fix OneDrive Error 0x8004def5 (2024)

OneDrive is a cloud storage and file hosting service provided by Microsoft. It allows users to store their data, files, and other important documents and sync with other devices such as computers, smartphones, and tablets.

OneDrive provides various features including File Storage and Sync, File Sharing and Collaboration, Integration with Microsoft Office, Version History and File Recovery, and Mobile Access.

But like other services, OneDrive is also not immune from errors and issues. A lot of OneDrive users have been encountering the OneDrive Error Code 0x8004def5 lately.

If you are also facing the same problem and looking for ways to fix it then don’t look further as we have got you covered.

In this guide, we will explain the reasons behind the OneDrive Error 0x8004def5 and how to fix it.

Why Are You Encountering Error 0x8004def5 in OneDrive?

The error code 0x8004def5 typically occurs in OneDrive because there is an issue in synchronization.

Here are some common reasons that could cause this error:

  • Network Connectivity Issues: To sync files, OneDrive requires a stable and high-speed internet connection. If you have an issue with your internet connectivity then it can lead to synchronization errors like 0x8004def5.
  • File or Folder Permission Issues: It is possible that the file you are trying to sync has limited permissions and that is why Onedrive is unable to access these files for synchronization.
  • Antivirus or Firewall Interference: Sometimes wrong antivirus or firewall settings cause various problems or interfere with other software programs. It is possible that you are facing the OneDrive Error 0x8004def5 because your device firewall interfering with the OneDrive synchronization process.
  • Corrupted OneDrive Cache: To do syncing process fast, OneDrive stores temporary files and cache data on your computer. If these cache files get corrupted or outdated, it starts causing issues in synchronization and triggers various errors including Error 0x8004def5.

However, if you are encountering the OneDrive Error 0x8004def5 for whatever reason you can fix it by applying the methods mentioned below.

How to Fix the OneDrive Error Code 0x8004def5

Here are some possible ways to resolve the OneDrive error code 0x8004def5:

Method 1: Restart the OneDrive App

Before you start trying any complex fixes for Error 0x8004def5. It is recommended to completely close the OneDrive app and restart it again.

This will fix all technical glitches present in the app and give OneDrive app a fresh start. This will possibly fix your problem.

Here is how you can completely close the OneDrive app.

  • Open Task Manager by pressing the Ctrl + Shift + Esc keys together on your keyboard.
  • This will open the task manager window, here you can see all the running programs.
  • Go to the Details Tab and search for the OneDrive.exe process.
  • Right-click on the OneDrive.exe process and select the End process tree option.
  • This will completely stop all processes of OneDrive and close the app.
  • Now go back and launch OneDrive again and see if you are getting the error 0x8004def5.

Method 2: Check Your Network Connection

If restating the OneDrive app does not fix the error 0x8004def5 then the next thing you need to do is check your internet connection.

Because Onedrive is an online service, it requires a stable or high-speed internet connection. If there is an issue with your internet connection then you are most likely to encounter various problems.

In that case, you need to troubleshoot your internet connectivity problem. To do so, you can restart your WIFI router or put your phone on Airplane mode if you are using mobile data.

You can also contact your internet service provider and ask them to resolve your internet connectivity problem.

Method 3: Clear OneDrive Logs

You can also try clearing the OneDrive telemetry log files to fix this error. Here is how to do it:

  • Open File Explorer by pressing the Windows + E keys together.
  • Now click on the address bar and paste the following path and hit Enter. C:\Users\UserName\AppData\Local\Microsoft\OneDrive\setup\logs
  • This will open the log folder where you need to look for the userTelemetryCache.otc file and copy it on the Desktop.
  • Once you copy the file on your desktop or any other drive, go back to file explorer and delete the original file.
  • Close the File Explorer and Restart your PC.
  • Now launch OneDrive and see if you still encounter the same error code.

Method 4: Clear OneDrive cache

If deleting the Onedrive logs does not work for you then you can try deleting its cache files. To do so, go to the location where you configured the OneDrive app.

Locate the OneDrive Cache folder and delete all of its content. Once done, close the file explorer and restart your PC.

Now, relaunch OneDrive and see if you are still encountering the Error 0x8004def5.

Method 5: Reset OneDrive

If you have tried all of the above methods but none of them works for you then you can try resetting the OneDrive app.

Follow the steps written below to manually reset the OneDrive using the command prompt.

  • First, open Command Prompt by pressing Windows + R keys together and type cmd in Run Prompt, and hit Enter.
  • Now, type the following command and hit enter. %localappdata%\Microsoft\OneDrive\onedrive.exe /reset
  • When you run this command, it will automatically reset OneDrive.
  • Wait for the process to complete and restart your computer.

That’s it, we hope this guide helped you fix the OneDrive Error 0x8004def5.

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