What are Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux Error Messages?

General Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux Runtime Errors

Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux file errors often occur during the startup phase of Microsoft Office Professional Plus 2013, but can also occur while the program is running. These types AUX errors are also known as “runtime errors” because they occur while Microsoft Office Professional Plus 2013 is running. Here are some of the most common Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux runtime errors:

• Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux could not be found.
• Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux error.
• Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux failed to load.
• Error loading Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux.
• Failed to register Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux / Cannot register Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux.
• Runtime Error - Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux.
• The file Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux is missing or corrupt.

Most AUX errors are due to missing or corrupt files. Your Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Microsoft Office Professional Plus 2013), or deleted by a malware infection. Furthermore, Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux file corruption could be caused from a power outage when loading Microsoft Office Professional Plus 2013, system crash while loading or saving Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux, 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux error, please proceed to the Step 2 below.

You can uninstall Microsoft Office Professional Plus 2013 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 Office Professional Plus 2013 2013 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Microsoft Office Professional Plus 2013 software.

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

Microsoft Office Professional Plus 2013 2013

Microsoft Corporation

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux file version. We maintain a comprehensive database of 100% malware-free Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux files for every applicable version of Microsoft Office Professional Plus 2013. 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 Microsoft.Office.InfoPath.Client.Internal.Host.ni.dll.aux Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Microsoft Office Professional Plus 2013 folder location:
   
   Windows 10: C:\Windows\assembly\NativeImages_v4.0.30319_64\Microsoft.O4a219422#\e78f97e617f21abfbea2e974d0d80b2e\
   
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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