What are Windows6.1-KB2999226-x86.msu Error Messages?

General Windows6.1-KB2999226-x86.msu Runtime Errors

Windows6.1-KB2999226-x86.msu file errors often occur during the startup phase of Microsoft Project Professional 2016 (64-Bit), but can also occur while the program is running. These types MSU errors are also known as “runtime errors” because they occur while Microsoft Project Professional 2016 (64-Bit) is running. Here are some of the most common Windows6.1-KB2999226-x86.msu runtime errors:

• Windows6.1-KB2999226-x86.msu could not be found.
• Windows6.1-KB2999226-x86.msu error.
• Windows6.1-KB2999226-x86.msu failed to load.
• Error loading Windows6.1-KB2999226-x86.msu.
• Failed to register Windows6.1-KB2999226-x86.msu / Cannot register Windows6.1-KB2999226-x86.msu.
• Runtime Error - Windows6.1-KB2999226-x86.msu.
• The file Windows6.1-KB2999226-x86.msu is missing or corrupt.

Most MSU errors are due to missing or corrupt files. Your Windows6.1-KB2999226-x86.msu file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Microsoft Project Professional 2016 (64-Bit)), or deleted by a malware infection. Furthermore, Windows6.1-KB2999226-x86.msu file corruption could be caused from a power outage when loading Microsoft Project Professional 2016 (64-Bit), system crash while loading or saving Windows6.1-KB2999226-x86.msu, bad sectors on your storage media (usually your primary hard drive), or malware infection. Thus, it’s critical to make sure your anti-virus is kept up-to-date and scanning regularly.

How to Fix Windows6.1-KB2999226-x86.msu Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your Windows6.1-KB2999226-x86.msu issue. These troubleshooting steps are listed in the recommended order of execution.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. When you see the search box, type "System Restore" and press "ENTER".
3. In the search results, find and click System Restore.
4. Please enter the administrator password (if applicable / prompted).
5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
6. Restore your computer to that backup image.

If the Step 1 fails to resolve the Windows6.1-KB2999226-x86.msu error, please proceed to the Step 2 below.

You can uninstall Microsoft Project Professional 2016 (64-Bit) software by following these instructions (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. In the search box, type "Uninstall" and press "ENTER".
3. In the search results, find and click "Add or Remove Programs"
4. Find the entry for Microsoft Project Professional 2016 (64-Bit) 2016 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Microsoft Project Professional 2016 (64-Bit) software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Microsoft Project Professional 2016 (64-Bit) 2016

Microsoft Corporation

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many Windows6.1-KB2999226-x86.msu error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

1. Hit the Windows Start button
2. In the search box, type "Update" and press "ENTER".
3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
4. If updates are available for download, click "Install Updates".
5. After the update is completed, restart your PC.

If Windows Update failed to resolve the Windows6.1-KB2999226-x86.msu error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

If Those Steps Fail: Download and Replace Your Windows6.1-KB2999226-x86.msu File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate Windows6.1-KB2999226-x86.msu file version. We maintain a comprehensive database of 100% malware-free Windows6.1-KB2999226-x86.msu files for every applicable version of Microsoft Project Professional 2016 (64-Bit). Please follow the steps below to download and properly replace you file:

1. Locate your Windows operating system version in the list of below "Download Windows6.1-KB2999226-x86.msu Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Microsoft Project Professional 2016 (64-Bit) folder location:
   
   Windows 10: C:\Program Files (x86)\Microsoft Office\root\Integration\
   Windows 10: C:\Program Files (x86)\Microsoft Office\root\Integration\
   
4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.

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