Fixing WinApi.ni.dll.aux Issues - How to Download and Repair

Last Updated: 12/11/2023
[Time Needed for Reading: ~4-6 minutes]

WinApi.ni.dll.aux, also known as a file, was created by eM Client for the development of eM Client 7.2.35595. AUX files fall under under the Data () file type category.

The first release in the Windows 10 Operating System for WinApi.ni.dll.aux was on 05/16/2019 inside eM Client 7.2.35595. According to our records, this release is the only version of this file offered by eM Client.

Continue reading below to discover detailed file information, AUX file troubleshooting, and free downloads of several versions of WinApi.ni.dll.aux.

File Analysis Provided by Jason Geater (Author)


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File Overview


General Information
File Name: WinApi.ni.dll.aux
File Extension: AUX file extension
File Type: Data
Description:
User Popularity Rating:
 
Developer and Software Information
Software Program: eM Client 7.2.35595
Developer: eM Client
Software: eM Client
Software Version: 7.2.35595
File Details
File Size (Bytes): 740
Oldest File Date: 01/01/2020
Latest File Date: 01/01/2020


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:

Microsoft Visual C++ Runtime Library

Runtime Error!

Program: C:\Windows\assembly\NativeImages_v4.0.30319_32\WinApi\7c3ff97b352795a44287628a727756ca\WinApi.ni.dll.aux

This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information.


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.


Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

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.

Step 2: If recently installed eM Client (or related software), uninstall then try reinstalling eM Client software.

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

Step 3: Perform a Windows Update.

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.


GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve WinApi.ni.dll.aux problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.



Download WinApi.ni.dll.aux Files (Malware-Tested 100% Clean)


CAUTION : We strongly advise against downloading and copying WinApi.ni.dll.aux to your appropriate Windows system directory. eM Client typically does not release eM Client AUX files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing WinApi.ni.dll.aux and all other AUX files for eM Client. An incorrectly installed AUX file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10


Files Related to WinApi.ni.dll.aux


AUX Files Related to WinApi.ni.dll.aux

File Name Description Software Program (Version) File Size (bytes) File Location
System.Management.ni.d... eM Client 7.2.35595 764 C:\WINDOWS\system32\wbem\
MailClient.Import.Vcf.... eM Client 7.2.35595 2444 C:\Windows\Prefetch\
MailClient.Common.UI.n... eM Client 7.2.35595 3592 C:\Windows\Prefetch\
System.Web.Application... eM Client 7.2.35595 600 C:\Program Files\Common Files\Microsoft Shared\...
MailClient.Import.Eml.... eM Client 7.2.35595 2272 C:\Windows\Prefetch\

Other Files Related to WinApi.ni.dll.aux

File Name Description Software Program (Version) File Size (bytes) File Location
CBS.log Log eM Client 7.2.35595 888596 C:\Windows\Logs\CBS\
api-ms-win-core-sysinf... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 12136 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
diagerr.xml Extensible Markup Language eM Client 7.2.35595 5718 C:\Windows\System32\Sysprep\Panther\
api-ms-win-core-memory... ApiSet Stub DLL Microsoft® Windows® Operating System (10.0.17134.12) 11624 C:\Users\Tester\AppData\Local\Microsoft\OneDriv...
EtwRTDiagLog.etl Microsoft Event Trace Log eM Client 7.2.35595 20672 C:\Windows\System32\LogFiles\WMI\RtBackup\


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