What are WinApi.ni.dll.aux Error Messages?

General WinApi.ni.dll.aux Runtime Errors

WinApi.ni.dll.aux file errors often occur during the startup phase of eM Client, but can also occur while the program is running. These types AUX errors are also known as “runtime errors” because they occur while eM Client is running. Here are some of the most common WinApi.ni.dll.aux runtime errors:

• WinApi.ni.dll.aux could not be found.
• WinApi.ni.dll.aux error.
• WinApi.ni.dll.aux failed to load.
• Error loading WinApi.ni.dll.aux.
• Failed to register WinApi.ni.dll.aux / Cannot register WinApi.ni.dll.aux.
• Runtime Error - WinApi.ni.dll.aux.
• The file WinApi.ni.dll.aux is missing or corrupt.

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

You can uninstall eM Client 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 eM Client 7.2.35595 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall eM Client software.

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

eM Client 7.2.35595

eM Client

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many WinApi.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 WinApi.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 WinApi.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 WinApi.ni.dll.aux file version. We maintain a comprehensive database of 100% malware-free WinApi.ni.dll.aux files for every applicable version of eM Client. 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 WinApi.ni.dll.aux Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate eM Client folder location:
   
   Windows 10: C:\Windows\assembly\NativeImages_v4.0.30319_32\WinApi\7c3ff97b352795a44287628a727756ca\
   
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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