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Wabbajack Failed Unknown Error: Causes and Best 5 Fixes

Get the best out of the modding tool, which automates the installation of mod packs for various games

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Some users have reported receiving a Wabbajack failed unknown error while attempting to use the Wabbajack modding tool. This tool is great for modding games in the Elder Scrolls universe. This error can be extremely frustrating, as it stops the user from being able to install any mods.

This article will look at the possible causes of the error and the best ways to fix it. The fix will prevent Wabbajack from failing to download Ultimate VR Essentials. We will also provide some tips for avoiding these errors in the future use of the Wabbajack tool.

Why do I get the Wabbajack failed unknown error?

There are several reasons responsible for this error to occur, and they include:

  • Corrupted or Incompatible Installation Files: Wabbajack may fail due to corrupt or incompatible installation files. This failure typically results from downloading and installing a mod from an unofficial source or downloading a mod from a third-party website that is incompatible with Wabbajack.
  •  Damaged Wabbajack File: The most common cause of a Wabbajack failed unknown error is a damaged or corrupt Wabbajack file. This problem can result from an accidental deletion or an interrupted download.
  •  Incorrect Login Information: You may use incorrect login information when launching the Wabbajack tool.
  •  Lack of Free Disk Space: Wabbajack may also fail due to a lack of free disk space.
  •  Incompatible System Resources: Wabbajack may also fail due to incompatible system resources like an outdated version of Windows, an unsupported graphics card, or an incompatible processor.
  •  Malware: Wabbajack may also fail due to malicious software on the computer.
  •  Incorrect Installation Instructions: Lastly, Wabbajack may fail due to incorrect installation instructions.

How do I fix the Wabbajack failed unknown error?

Before applying any of the solutions below, try these prefixes:

  • Launch Wabbajack from the 2.5.3.21 folder: Try launching Wabbajack from the 2.5.3.21 folder that it creates from updating it. Some users have confirmed that it worked for them.
  • Delete the MO2 folder: You should delete the MO2 folder that Wabbajack created. This process has also helped to resolve the problem.
  • Update Wabbajack: Downloading the latest version of Wabbajack can help to resolve this issue.
  • Contact the Wabbajack Community: The Wabbajack Community can help diagnose and fix the Wabbajack failed unknown error by providing troubleshooting steps and advice to users.

1. Scan for virus

  1. Press the Windows + S hotkeys simultaneously and enter the search word Windows Security. Then open the app.
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  2. After opening, click Virus & threat protection option.
  3. Then, use the Scan options to see all available scans.
  4. When the Windows Security page opens, choose the Full scan option and click Scan now to deep scan the computer for viruses or malware.
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2. Do a disk clean up

  1. Press the WindowsE keys to open File Manager and click on This PC.
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  2. Then, right-click on the C: drive and select Properties from the drop-down options.
  3. Click the General tab on the new window and click on the Cleanup button.
  4. Select the data you want to clean in the next box by checking their boxes and then clicking OK.
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3. Use Wabbajack on the correct drive

Many Wabbajack users have confirmed that the Wabbajack works efficiently and better on the C: drives. If you use Wabbajack on D, F, or E drives, you may encounter many different problems. For this reason, you should move the Wabbajack app to the C disk.

You could also uninstall and reinstall the Webbajack app on the C: drive.
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4. Run the System File Checker (SFC)

  1. Click the Search icon on the Taskbar, then enter cmd in the text field.
  2. After that, select Run as administrator to run the commands as an admin.
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  3. When prompted by the User Account Control, click Yes to continue.
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  4. When the Command Prompt opens, enter the command below and press the Enter key to run the sfc tool scan:
    sfc /scannow
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  5. Finally, let the scanning process complete, then restart your computer to implement repairs.

5. Update through the Device Manager

  1. Firstly, simultaneously press the Windows and X keys to open the Quick Link menu.
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  2. Secondly, click Device Manager or press M to launch the tool.
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  3. Then find the driver to update.
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  4. Next, click on the arrow on its left to expand it.
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  5. Choose the driver you wish to update, right-click on it, and then click Update driver.
  6. On the following window, Search automatically for drivers should be selected.
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  7. Afterward, Windows will automatically download the update and install it.
  8. If no update is available, you will get a notification that The best drivers for your device are already installed.
  9. Click Close and then restart your PC.

To conclude, Wabbajack Failed Unknown Error can cause frustration for users of the modding tool Wabbajack. However, you can remedy this problem by following the four best fixes listed in this article. If the first fix does not resolve the issue, you can use other solutions until you solve it.

If the issue persists, then contacting Wabbajack Support can provide further assistance.

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Richard Omachona
Richard is a techie in providing fixes and solutions for computer issues of various kinds. Among his contemporaries, he is a preferred choice. His experiences are vast in Windows operating systems, and several other skills in programming such as Python, Web Frontend designing implementing at industry standards, best practices in HTML, CSS and JavaScript. and basics in Web Backend. He also loves traveling, gaming and music.